./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-data-race.prp --file ../../../trunk/examples/svcomp/pthread-wmm/rfi006_rmo.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version b8dbc81d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/pthread-wmm/rfi006_rmo.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 304137b4cdfcb1cb721c511de7faa38271d71a9e3815c7f79977f44461721381 --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-29 06:47:04,304 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 06:47:04,307 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 06:47:04,351 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 06:47:04,353 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 06:47:04,356 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 06:47:04,358 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 06:47:04,360 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 06:47:04,362 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 06:47:04,367 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 06:47:04,368 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 06:47:04,370 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 06:47:04,370 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 06:47:04,372 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 06:47:04,373 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 06:47:04,378 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 06:47:04,379 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 06:47:04,381 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 06:47:04,382 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 06:47:04,387 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 06:47:04,388 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 06:47:04,389 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 06:47:04,390 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 06:47:04,390 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 06:47:04,397 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 06:47:04,397 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 06:47:04,398 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 06:47:04,400 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 06:47:04,400 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 06:47:04,401 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 06:47:04,401 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 06:47:04,407 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 06:47:04,409 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 06:47:04,410 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 06:47:04,411 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 06:47:04,411 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 06:47:04,412 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 06:47:04,412 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 06:47:04,412 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 06:47:04,413 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 06:47:04,413 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 06:47:04,415 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-08-29 06:47:04,448 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 06:47:04,449 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 06:47:04,450 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 06:47:04,450 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 06:47:04,451 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 06:47:04,451 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 06:47:04,452 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 06:47:04,452 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 06:47:04,452 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 06:47:04,452 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 06:47:04,453 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 06:47:04,453 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 06:47:04,453 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-29 06:47:04,453 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 06:47:04,453 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 06:47:04,453 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 06:47:04,454 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 06:47:04,454 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 06:47:04,454 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 06:47:04,454 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 06:47:04,454 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 06:47:04,454 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 06:47:04,454 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 06:47:04,454 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 06:47:04,454 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 06:47:04,455 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 06:47:04,455 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 06:47:04,455 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 06:47:04,455 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 06:47:04,455 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 06:47:04,455 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-29 06:47:04,455 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-29 06:47:04,455 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 06:47:04,455 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 06:47:04,456 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 06:47:04,456 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 06:47:04,456 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 06:47:04,456 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 304137b4cdfcb1cb721c511de7faa38271d71a9e3815c7f79977f44461721381 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 06:47:04,780 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 06:47:04,803 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 06:47:04,806 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 06:47:04,807 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 06:47:04,807 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 06:47:04,808 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/rfi006_rmo.i [2023-08-29 06:47:06,043 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 06:47:06,335 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 06:47:06,340 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi006_rmo.i [2023-08-29 06:47:06,363 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e39aec072/d30fd9eebed940a286542ac914d9b21e/FLAGac8686b69 [2023-08-29 06:47:06,379 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e39aec072/d30fd9eebed940a286542ac914d9b21e [2023-08-29 06:47:06,381 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 06:47:06,383 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 06:47:06,385 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 06:47:06,385 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 06:47:06,388 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 06:47:06,389 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 06:47:06" (1/1) ... [2023-08-29 06:47:06,391 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f9757d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:47:06, skipping insertion in model container [2023-08-29 06:47:06,391 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 06:47:06" (1/1) ... [2023-08-29 06:47:06,397 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 06:47:06,453 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 06:47:06,636 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi006_rmo.i[987,1000] [2023-08-29 06:47:06,887 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 06:47:06,901 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 06:47:06,913 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi006_rmo.i[987,1000] [2023-08-29 06:47:07,041 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 06:47:07,067 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 06:47:07,068 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 06:47:07,074 INFO L208 MainTranslator]: Completed translation [2023-08-29 06:47:07,074 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:47:07 WrapperNode [2023-08-29 06:47:07,074 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 06:47:07,075 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 06:47:07,075 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 06:47:07,075 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 06:47:07,081 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:47:07" (1/1) ... [2023-08-29 06:47:07,104 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:47:07" (1/1) ... [2023-08-29 06:47:07,135 INFO L138 Inliner]: procedures = 176, calls = 73, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 322 [2023-08-29 06:47:07,136 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 06:47:07,136 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 06:47:07,136 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 06:47:07,137 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 06:47:07,144 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:47:07" (1/1) ... [2023-08-29 06:47:07,144 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:47:07" (1/1) ... [2023-08-29 06:47:07,153 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:47:07" (1/1) ... [2023-08-29 06:47:07,154 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:47:07" (1/1) ... [2023-08-29 06:47:07,180 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:47:07" (1/1) ... [2023-08-29 06:47:07,188 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:47:07" (1/1) ... [2023-08-29 06:47:07,193 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:47:07" (1/1) ... [2023-08-29 06:47:07,197 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:47:07" (1/1) ... [2023-08-29 06:47:07,204 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 06:47:07,205 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 06:47:07,205 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 06:47:07,205 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 06:47:07,206 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:47:07" (1/1) ... [2023-08-29 06:47:07,211 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 06:47:07,222 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 06:47:07,240 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) [2023-08-29 06:47:07,261 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 [2023-08-29 06:47:07,289 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-29 06:47:07,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-29 06:47:07,289 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-29 06:47:07,289 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 06:47:07,289 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 06:47:07,289 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 06:47:07,290 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-29 06:47:07,290 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-29 06:47:07,290 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-29 06:47:07,290 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-29 06:47:07,290 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-29 06:47:07,290 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-29 06:47:07,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-29 06:47:07,291 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-29 06:47:07,291 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 06:47:07,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 06:47:07,293 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-29 06:47:07,577 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 06:47:07,578 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 06:47:08,888 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 06:55:00,565 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 06:55:00,566 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-29 06:55:00,568 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 06:55:00 BoogieIcfgContainer [2023-08-29 06:55:00,569 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 06:55:00,570 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 06:55:00,570 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 06:55:00,573 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 06:55:00,573 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 06:47:06" (1/3) ... [2023-08-29 06:55:00,574 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@470904b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 06:55:00, skipping insertion in model container [2023-08-29 06:55:00,574 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:47:07" (2/3) ... [2023-08-29 06:55:00,574 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@470904b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 06:55:00, skipping insertion in model container [2023-08-29 06:55:00,574 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 06:55:00" (3/3) ... [2023-08-29 06:55:00,576 INFO L112 eAbstractionObserver]: Analyzing ICFG rfi006_rmo.i [2023-08-29 06:55:00,585 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 06:55:00,593 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 06:55:00,594 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 278 error locations. [2023-08-29 06:55:00,594 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 06:55:54,257 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-29 06:55:54,279 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE at java.base/java.lang.Enum.valueOf(Enum.java:240) at de.uni_freiburg.informatik.ultimate.core.preferences.RcpPreferenceProvider.getEnum(RcpPreferenceProvider.java:117) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TAPreferences.insufficientThreadErrorsVsProgramErrors(TAPreferences.java:218) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.partitionErrorLocations(TraceAbstractionStarter.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-08-29 06:55:54,292 INFO L158 Benchmark]: Toolchain (without parser) took 527907.98ms. Allocated memory was 81.8MB in the beginning and 16.1GB in the end (delta: 16.0GB). Free memory was 57.5MB in the beginning and 11.7GB in the end (delta: -11.7GB). Peak memory consumption was 5.0GB. Max. memory is 16.1GB. [2023-08-29 06:55:54,292 INFO L158 Benchmark]: CDTParser took 0.79ms. Allocated memory is still 60.8MB. Free memory is still 38.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 06:55:54,293 INFO L158 Benchmark]: CACSL2BoogieTranslator took 689.43ms. Allocated memory is still 81.8MB. Free memory was 57.3MB in the beginning and 50.0MB in the end (delta: 7.3MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-08-29 06:55:54,294 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.56ms. Allocated memory is still 81.8MB. Free memory was 50.0MB in the beginning and 46.6MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-29 06:55:54,306 INFO L158 Benchmark]: Boogie Preprocessor took 68.27ms. Allocated memory is still 81.8MB. Free memory was 46.6MB in the beginning and 40.3MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-08-29 06:55:54,307 INFO L158 Benchmark]: RCFGBuilder took 473363.48ms. Allocated memory was 81.8MB in the beginning and 16.1GB in the end (delta: 16.0GB). Free memory was 40.3MB in the beginning and 12.7GB in the end (delta: -12.6GB). Peak memory consumption was 6.8GB. Max. memory is 16.1GB. [2023-08-29 06:55:54,308 INFO L158 Benchmark]: TraceAbstraction took 53719.68ms. Allocated memory was 16.1GB in the beginning and 16.1GB in the end (delta: 25.2MB). Free memory was 12.7GB in the beginning and 11.7GB in the end (delta: 968.9MB). Peak memory consumption was 1.7GB. Max. memory is 16.1GB. [2023-08-29 06:55:54,316 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.79ms. Allocated memory is still 60.8MB. Free memory is still 38.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 689.43ms. Allocated memory is still 81.8MB. Free memory was 57.3MB in the beginning and 50.0MB in the end (delta: 7.3MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.56ms. Allocated memory is still 81.8MB. Free memory was 50.0MB in the beginning and 46.6MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 68.27ms. Allocated memory is still 81.8MB. Free memory was 46.6MB in the beginning and 40.3MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 473363.48ms. Allocated memory was 81.8MB in the beginning and 16.1GB in the end (delta: 16.0GB). Free memory was 40.3MB in the beginning and 12.7GB in the end (delta: -12.6GB). Peak memory consumption was 6.8GB. Max. memory is 16.1GB. * TraceAbstraction took 53719.68ms. Allocated memory was 16.1GB in the beginning and 16.1GB in the end (delta: 25.2MB). Free memory was 12.7GB in the beginning and 11.7GB in the end (delta: 968.9MB). Peak memory consumption was 1.7GB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-29 06:55:54,541 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2023-08-29 06:55:54,573 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/pthread-wmm/rfi006_rmo.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 304137b4cdfcb1cb721c511de7faa38271d71a9e3815c7f79977f44461721381 --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-29 06:55:56,889 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 06:55:56,891 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 06:55:56,933 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 06:55:56,934 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 06:55:56,937 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 06:55:56,940 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 06:55:56,942 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 06:55:56,944 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 06:55:56,948 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 06:55:56,949 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 06:55:56,951 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 06:55:56,951 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 06:55:56,953 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 06:55:56,954 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 06:55:56,958 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 06:55:56,959 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 06:55:56,960 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 06:55:56,963 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 06:55:56,968 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 06:55:56,981 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 06:55:56,982 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 06:55:56,983 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 06:55:56,984 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 06:55:56,991 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 06:55:56,991 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 06:55:56,991 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 06:55:56,993 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 06:55:56,994 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 06:55:56,994 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 06:55:56,995 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 06:55:56,996 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 06:55:56,998 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 06:55:56,998 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 06:55:56,999 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 06:55:56,999 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 06:55:57,000 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 06:55:57,000 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 06:55:57,000 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 06:55:57,001 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 06:55:57,001 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 06:55:57,003 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf [2023-08-29 06:55:57,036 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 06:55:57,037 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 06:55:57,038 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 06:55:57,038 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 06:55:57,039 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 06:55:57,039 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 06:55:57,040 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 06:55:57,040 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 06:55:57,040 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 06:55:57,040 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 06:55:57,041 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 06:55:57,041 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 06:55:57,042 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 06:55:57,042 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 06:55:57,042 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 06:55:57,042 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 06:55:57,042 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 06:55:57,042 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 06:55:57,043 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-29 06:55:57,043 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-29 06:55:57,043 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 06:55:57,043 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 06:55:57,043 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 06:55:57,044 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 06:55:57,044 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 06:55:57,044 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 06:55:57,044 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 06:55:57,044 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 06:55:57,045 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 06:55:57,045 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 06:55:57,045 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 06:55:57,045 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-29 06:55:57,045 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-29 06:55:57,046 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 06:55:57,046 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 06:55:57,046 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 06:55:57,046 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 06:55:57,046 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-29 06:55:57,047 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 06:55:57,047 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 304137b4cdfcb1cb721c511de7faa38271d71a9e3815c7f79977f44461721381 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 06:55:57,366 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 06:55:57,385 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 06:55:57,387 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 06:55:57,388 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 06:55:57,389 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 06:55:57,390 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/rfi006_rmo.i [2023-08-29 06:55:58,511 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 06:55:58,736 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 06:55:58,736 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi006_rmo.i [2023-08-29 06:55:58,747 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a7584225/66cf146e3eda493fb70176b9dcfd28f6/FLAG779dbc33f [2023-08-29 06:55:58,761 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a7584225/66cf146e3eda493fb70176b9dcfd28f6 [2023-08-29 06:55:58,764 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 06:55:58,765 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 06:55:58,766 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 06:55:58,766 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 06:55:58,769 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 06:55:58,769 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 06:55:58" (1/1) ... [2023-08-29 06:55:58,770 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b601ac7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:55:58, skipping insertion in model container [2023-08-29 06:55:58,770 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 06:55:58" (1/1) ... [2023-08-29 06:55:58,776 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 06:55:58,810 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 06:55:58,934 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi006_rmo.i[987,1000] [2023-08-29 06:55:59,180 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 06:55:59,198 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 06:55:59,210 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi006_rmo.i[987,1000] [2023-08-29 06:55:59,365 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 06:55:59,401 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 06:55:59,401 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 06:55:59,407 INFO L208 MainTranslator]: Completed translation [2023-08-29 06:55:59,407 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:55:59 WrapperNode [2023-08-29 06:55:59,408 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 06:55:59,409 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 06:55:59,409 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 06:55:59,409 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 06:55:59,415 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:55:59" (1/1) ... [2023-08-29 06:55:59,471 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:55:59" (1/1) ... [2023-08-29 06:55:59,499 INFO L138 Inliner]: procedures = 180, calls = 73, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 323 [2023-08-29 06:55:59,500 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 06:55:59,500 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 06:55:59,500 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 06:55:59,501 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 06:55:59,508 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:55:59" (1/1) ... [2023-08-29 06:55:59,509 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:55:59" (1/1) ... [2023-08-29 06:55:59,514 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:55:59" (1/1) ... [2023-08-29 06:55:59,514 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:55:59" (1/1) ... [2023-08-29 06:55:59,543 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:55:59" (1/1) ... [2023-08-29 06:55:59,550 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:55:59" (1/1) ... [2023-08-29 06:55:59,555 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:55:59" (1/1) ... [2023-08-29 06:55:59,559 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:55:59" (1/1) ... [2023-08-29 06:55:59,566 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 06:55:59,567 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 06:55:59,567 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 06:55:59,567 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 06:55:59,568 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:55:59" (1/1) ... [2023-08-29 06:55:59,573 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 06:55:59,595 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 06:55:59,606 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) [2023-08-29 06:55:59,619 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 [2023-08-29 06:55:59,643 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-29 06:55:59,644 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-29 06:55:59,644 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 06:55:59,644 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 06:55:59,644 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 06:55:59,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-29 06:55:59,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-29 06:55:59,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-08-29 06:55:59,645 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-29 06:55:59,645 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-29 06:55:59,645 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-29 06:55:59,645 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-29 06:55:59,646 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-29 06:55:59,646 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-29 06:55:59,646 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-29 06:55:59,646 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 06:55:59,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 06:55:59,648 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-29 06:55:59,902 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 06:55:59,904 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 06:56:01,408 INFO L277 CfgBuilder]: Performing block encoding Killed by 15