./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-data-race.prp --file ../../../trunk/examples/svcomp/pthread-wmm/mix028_tso.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/mix028_tso.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 381687e0b1f81c1857e97f802385548d8501e57e279b70a993237277b7cd3e3a --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 05:23:05,202 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 05:23:05,204 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 05:23:05,248 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 05:23:05,250 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 05:23:05,253 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 05:23:05,255 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 05:23:05,257 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 05:23:05,259 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 05:23:05,263 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 05:23:05,264 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 05:23:05,266 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 05:23:05,267 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 05:23:05,269 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 05:23:05,270 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 05:23:05,275 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 05:23:05,276 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 05:23:05,277 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 05:23:05,278 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 05:23:05,283 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 05:23:05,284 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 05:23:05,291 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 05:23:05,292 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 05:23:05,293 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 05:23:05,299 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 05:23:05,299 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 05:23:05,300 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 05:23:05,301 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 05:23:05,302 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 05:23:05,303 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 05:23:05,303 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 05:23:05,309 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 05:23:05,310 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 05:23:05,311 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 05:23:05,312 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 05:23:05,312 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 05:23:05,313 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 05:23:05,313 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 05:23:05,313 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 05:23:05,314 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 05:23:05,314 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 05:23:05,316 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-08-29 05:23:05,349 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 05:23:05,349 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 05:23:05,350 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 05:23:05,350 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 05:23:05,351 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 05:23:05,351 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 05:23:05,352 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 05:23:05,352 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 05:23:05,352 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 05:23:05,353 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 05:23:05,353 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 05:23:05,354 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 05:23:05,354 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-29 05:23:05,354 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 05:23:05,354 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 05:23:05,354 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 05:23:05,354 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 05:23:05,355 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 05:23:05,355 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 05:23:05,355 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 05:23:05,355 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 05:23:05,355 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 05:23:05,356 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 05:23:05,356 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 05:23:05,356 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 05:23:05,356 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 05:23:05,356 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 05:23:05,357 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 05:23:05,357 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 05:23:05,357 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 05:23:05,357 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-29 05:23:05,357 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-29 05:23:05,358 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 05:23:05,358 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 05:23:05,358 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 05:23:05,358 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 05:23:05,358 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 05:23:05,359 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 381687e0b1f81c1857e97f802385548d8501e57e279b70a993237277b7cd3e3a Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 05:23:05,652 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 05:23:05,676 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 05:23:05,679 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 05:23:05,680 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 05:23:05,680 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 05:23:05,681 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix028_tso.i [2023-08-29 05:23:06,858 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 05:23:07,124 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 05:23:07,125 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix028_tso.i [2023-08-29 05:23:07,138 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/33d8cf1fd/fa6874b92bf84272a49d608eb18918ad/FLAGef1e9312b [2023-08-29 05:23:07,155 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/33d8cf1fd/fa6874b92bf84272a49d608eb18918ad [2023-08-29 05:23:07,157 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 05:23:07,159 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 05:23:07,160 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 05:23:07,160 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 05:23:07,164 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 05:23:07,165 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 05:23:07" (1/1) ... [2023-08-29 05:23:07,167 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6066aa24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 05:23:07, skipping insertion in model container [2023-08-29 05:23:07,167 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 05:23:07" (1/1) ... [2023-08-29 05:23:07,173 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 05:23:07,222 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 05:23:07,397 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/mix028_tso.i[944,957] [2023-08-29 05:23:07,658 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 05:23:07,688 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 05:23:07,717 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/mix028_tso.i[944,957] [2023-08-29 05:23:07,804 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 05:23:07,842 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 05:23:07,843 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 05:23:07,848 INFO L208 MainTranslator]: Completed translation [2023-08-29 05:23:07,849 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 05:23:07 WrapperNode [2023-08-29 05:23:07,849 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 05:23:07,850 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 05:23:07,850 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 05:23:07,850 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 05:23:07,856 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 05:23:07" (1/1) ... [2023-08-29 05:23:07,897 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 05:23:07" (1/1) ... [2023-08-29 05:23:07,947 INFO L138 Inliner]: procedures = 176, calls = 56, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 1393 [2023-08-29 05:23:07,947 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 05:23:07,948 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 05:23:07,948 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 05:23:07,948 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 05:23:07,959 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 05:23:07" (1/1) ... [2023-08-29 05:23:07,965 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 05:23:07" (1/1) ... [2023-08-29 05:23:07,969 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 05:23:07" (1/1) ... [2023-08-29 05:23:07,972 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 05:23:07" (1/1) ... [2023-08-29 05:23:08,000 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 05:23:07" (1/1) ... [2023-08-29 05:23:08,036 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 05:23:07" (1/1) ... [2023-08-29 05:23:08,040 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 05:23:07" (1/1) ... [2023-08-29 05:23:08,043 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 05:23:07" (1/1) ... [2023-08-29 05:23:08,049 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 05:23:08,055 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 05:23:08,055 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 05:23:08,056 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 05:23:08,058 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 05:23:07" (1/1) ... [2023-08-29 05:23:08,063 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 05:23:08,072 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 05:23:08,086 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 05:23:08,118 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 05:23:08,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-29 05:23:08,131 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-29 05:23:08,131 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 05:23:08,132 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 05:23:08,132 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 05:23:08,132 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-29 05:23:08,132 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-29 05:23:08,132 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-29 05:23:08,132 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-29 05:23:08,132 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-29 05:23:08,133 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-29 05:23:08,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-29 05:23:08,133 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-29 05:23:08,133 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 05:23:08,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 05:23:08,135 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 05:23:08,386 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 05:23:08,390 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 05:23:09,631 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 05:31:41,295 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 05:31:41,296 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-29 05:31:41,298 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 05:31:41 BoogieIcfgContainer [2023-08-29 05:31:41,298 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 05:31:41,303 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 05:31:41,303 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 05:31:41,306 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 05:31:41,306 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 05:23:07" (1/3) ... [2023-08-29 05:31:41,307 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c36544 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 05:31:41, skipping insertion in model container [2023-08-29 05:31:41,307 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 05:23:07" (2/3) ... [2023-08-29 05:31:41,307 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c36544 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 05:31:41, skipping insertion in model container [2023-08-29 05:31:41,307 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 05:31:41" (3/3) ... [2023-08-29 05:31:41,308 INFO L112 eAbstractionObserver]: Analyzing ICFG mix028_tso.i [2023-08-29 05:31:41,319 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 05:31:41,328 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 05:31:41,329 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 312 error locations. [2023-08-29 05:31:41,329 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 05:32:05,808 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-29 05:32:05,814 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 05:32:05,823 INFO L158 Benchmark]: Toolchain (without parser) took 538663.34ms. Allocated memory was 73.4MB in the beginning and 15.8GB in the end (delta: 15.7GB). Free memory was 49.8MB in the beginning and 12.8GB in the end (delta: -12.7GB). Peak memory consumption was 3.6GB. Max. memory is 16.1GB. [2023-08-29 05:32:05,824 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 60.8MB. Free memory was 38.9MB in the beginning and 38.9MB in the end (delta: 57.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 05:32:05,825 INFO L158 Benchmark]: CACSL2BoogieTranslator took 689.65ms. Allocated memory is still 73.4MB. Free memory was 49.7MB in the beginning and 39.2MB in the end (delta: 10.5MB). Peak memory consumption was 19.6MB. Max. memory is 16.1GB. [2023-08-29 05:32:05,826 INFO L158 Benchmark]: Boogie Procedure Inliner took 97.21ms. Allocated memory is still 73.4MB. Free memory was 39.2MB in the beginning and 33.5MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-08-29 05:32:05,827 INFO L158 Benchmark]: Boogie Preprocessor took 106.88ms. Allocated memory is still 73.4MB. Free memory was 33.2MB in the beginning and 48.2MB in the end (delta: -15.1MB). Peak memory consumption was 9.2MB. Max. memory is 16.1GB. [2023-08-29 05:32:05,828 INFO L158 Benchmark]: RCFGBuilder took 513243.31ms. Allocated memory was 73.4MB in the beginning and 15.5GB in the end (delta: 15.5GB). Free memory was 48.2MB in the beginning and 12.9GB in the end (delta: -12.8GB). Peak memory consumption was 5.5GB. Max. memory is 16.1GB. [2023-08-29 05:32:05,829 INFO L158 Benchmark]: TraceAbstraction took 24518.27ms. Allocated memory was 15.5GB in the beginning and 15.8GB in the end (delta: 243.3MB). Free memory was 12.9GB in the beginning and 12.8GB in the end (delta: 85.2MB). Peak memory consumption was 968.1MB. Max. memory is 16.1GB. [2023-08-29 05:32:05,837 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 60.8MB. Free memory was 38.9MB in the beginning and 38.9MB in the end (delta: 57.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 689.65ms. Allocated memory is still 73.4MB. Free memory was 49.7MB in the beginning and 39.2MB in the end (delta: 10.5MB). Peak memory consumption was 19.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 97.21ms. Allocated memory is still 73.4MB. Free memory was 39.2MB in the beginning and 33.5MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 106.88ms. Allocated memory is still 73.4MB. Free memory was 33.2MB in the beginning and 48.2MB in the end (delta: -15.1MB). Peak memory consumption was 9.2MB. Max. memory is 16.1GB. * RCFGBuilder took 513243.31ms. Allocated memory was 73.4MB in the beginning and 15.5GB in the end (delta: 15.5GB). Free memory was 48.2MB in the beginning and 12.9GB in the end (delta: -12.8GB). Peak memory consumption was 5.5GB. Max. memory is 16.1GB. * TraceAbstraction took 24518.27ms. Allocated memory was 15.5GB in the beginning and 15.8GB in the end (delta: 243.3MB). Free memory was 12.9GB in the beginning and 12.8GB in the end (delta: 85.2MB). Peak memory consumption was 968.1MB. 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 05:32:06,069 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 05:32:06,091 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/mix028_tso.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 381687e0b1f81c1857e97f802385548d8501e57e279b70a993237277b7cd3e3a --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 05:32:08,451 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 05:32:08,453 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 05:32:08,481 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 05:32:08,482 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 05:32:08,483 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 05:32:08,484 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 05:32:08,486 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 05:32:08,488 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 05:32:08,488 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 05:32:08,489 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 05:32:08,490 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 05:32:08,491 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 05:32:08,492 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 05:32:08,493 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 05:32:08,494 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 05:32:08,495 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 05:32:08,495 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 05:32:08,497 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 05:32:08,498 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 05:32:08,507 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 05:32:08,509 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 05:32:08,510 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 05:32:08,511 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 05:32:08,515 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 05:32:08,515 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 05:32:08,515 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 05:32:08,516 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 05:32:08,516 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 05:32:08,517 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 05:32:08,517 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 05:32:08,518 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 05:32:08,519 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 05:32:08,519 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 05:32:08,520 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 05:32:08,521 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 05:32:08,521 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 05:32:08,522 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 05:32:08,522 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 05:32:08,523 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 05:32:08,523 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 05:32:08,525 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf [2023-08-29 05:32:08,546 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 05:32:08,546 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 05:32:08,547 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 05:32:08,547 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 05:32:08,548 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 05:32:08,548 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 05:32:08,549 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 05:32:08,549 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 05:32:08,549 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 05:32:08,549 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 05:32:08,549 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 05:32:08,550 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 05:32:08,550 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 05:32:08,550 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 05:32:08,550 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 05:32:08,551 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 05:32:08,551 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 05:32:08,551 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 05:32:08,551 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-29 05:32:08,551 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-29 05:32:08,552 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 05:32:08,552 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 05:32:08,552 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 05:32:08,552 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 05:32:08,552 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 05:32:08,553 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 05:32:08,553 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 05:32:08,553 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 05:32:08,553 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 05:32:08,553 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 05:32:08,554 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 05:32:08,554 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-29 05:32:08,554 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-29 05:32:08,554 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 05:32:08,554 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 05:32:08,555 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 05:32:08,555 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 05:32:08,555 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-29 05:32:08,555 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 05:32:08,555 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 381687e0b1f81c1857e97f802385548d8501e57e279b70a993237277b7cd3e3a Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 05:32:08,851 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 05:32:08,874 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 05:32:08,876 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 05:32:08,877 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 05:32:08,878 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 05:32:08,879 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix028_tso.i [2023-08-29 05:32:10,089 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 05:32:10,345 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 05:32:10,346 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix028_tso.i [2023-08-29 05:32:10,360 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0bd5b1627/af78e4d492864971abe04f159cbfa28c/FLAGd8f59a506 [2023-08-29 05:32:10,376 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0bd5b1627/af78e4d492864971abe04f159cbfa28c [2023-08-29 05:32:10,378 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 05:32:10,380 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 05:32:10,381 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 05:32:10,382 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 05:32:10,385 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 05:32:10,386 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 05:32:10" (1/1) ... [2023-08-29 05:32:10,387 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78bd9623 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 05:32:10, skipping insertion in model container [2023-08-29 05:32:10,389 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 05:32:10" (1/1) ... [2023-08-29 05:32:10,395 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 05:32:10,447 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 05:32:10,620 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/mix028_tso.i[944,957] [2023-08-29 05:32:10,884 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 05:32:10,904 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 05:32:10,917 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/mix028_tso.i[944,957] [2023-08-29 05:32:11,010 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 05:32:11,081 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 05:32:11,081 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 05:32:11,087 INFO L208 MainTranslator]: Completed translation [2023-08-29 05:32:11,088 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 05:32:11 WrapperNode [2023-08-29 05:32:11,088 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 05:32:11,089 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 05:32:11,089 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 05:32:11,090 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 05:32:11,096 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 05:32:11" (1/1) ... [2023-08-29 05:32:11,137 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 05:32:11" (1/1) ... [2023-08-29 05:32:11,219 INFO L138 Inliner]: procedures = 179, calls = 56, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 1394 [2023-08-29 05:32:11,220 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 05:32:11,220 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 05:32:11,220 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 05:32:11,221 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 05:32:11,228 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 05:32:11" (1/1) ... [2023-08-29 05:32:11,228 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 05:32:11" (1/1) ... [2023-08-29 05:32:11,233 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 05:32:11" (1/1) ... [2023-08-29 05:32:11,233 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 05:32:11" (1/1) ... [2023-08-29 05:32:11,253 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 05:32:11" (1/1) ... [2023-08-29 05:32:11,260 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 05:32:11" (1/1) ... [2023-08-29 05:32:11,266 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 05:32:11" (1/1) ... [2023-08-29 05:32:11,270 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 05:32:11" (1/1) ... [2023-08-29 05:32:11,278 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 05:32:11,279 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 05:32:11,279 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 05:32:11,280 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 05:32:11,280 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 05:32:11" (1/1) ... [2023-08-29 05:32:11,285 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 05:32:11,295 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 05:32:11,306 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 05:32:11,341 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 05:32:11,378 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-29 05:32:11,378 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 05:32:11,378 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 05:32:11,379 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 05:32:11,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-29 05:32:11,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-29 05:32:11,379 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-29 05:32:11,379 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-29 05:32:11,379 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-29 05:32:11,379 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-29 05:32:11,379 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-29 05:32:11,380 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-29 05:32:11,380 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-29 05:32:11,380 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 05:32:11,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 05:32:11,382 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 05:32:11,636 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 05:32:11,640 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 05:32:12,964 INFO L277 CfgBuilder]: Performing block encoding Killed by 15