./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-data-race.prp --file ../../../trunk/examples/svcomp/pthread-wmm/mix001.opt.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations AFTER --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/mix001.opt.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 21c0308f80ae5e3a4b410ebaece3730b9f788bd0cc89fb6ef65f8dd9f7120f36 --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations AFTER --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-28 18:10:19,428 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-28 18:10:19,431 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-28 18:10:19,470 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-28 18:10:19,472 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-28 18:10:19,475 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-28 18:10:19,477 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-28 18:10:19,479 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-28 18:10:19,483 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-28 18:10:19,487 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-28 18:10:19,488 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-28 18:10:19,490 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-28 18:10:19,491 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-28 18:10:19,492 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-28 18:10:19,495 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-28 18:10:19,498 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-28 18:10:19,499 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-28 18:10:19,500 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-28 18:10:19,502 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-28 18:10:19,504 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-28 18:10:19,505 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-28 18:10:19,506 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-28 18:10:19,507 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-28 18:10:19,508 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-28 18:10:19,513 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-28 18:10:19,516 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-28 18:10:19,516 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-28 18:10:19,517 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-28 18:10:19,519 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-28 18:10:19,519 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-28 18:10:19,520 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-28 18:10:19,522 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-28 18:10:19,524 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-28 18:10:19,525 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-28 18:10:19,526 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-28 18:10:19,526 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-28 18:10:19,527 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-28 18:10:19,527 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-28 18:10:19,528 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-28 18:10:19,528 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-28 18:10:19,529 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-28 18:10:19,530 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-08-28 18:10:19,564 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-28 18:10:19,564 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-28 18:10:19,565 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-28 18:10:19,566 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-28 18:10:19,566 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-28 18:10:19,566 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-28 18:10:19,567 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-28 18:10:19,567 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-28 18:10:19,567 INFO L138 SettingsManager]: * Use SBE=true [2023-08-28 18:10:19,568 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-28 18:10:19,568 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-28 18:10:19,569 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-28 18:10:19,569 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-28 18:10:19,569 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-28 18:10:19,569 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-28 18:10:19,569 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-28 18:10:19,570 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-28 18:10:19,570 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-28 18:10:19,570 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-28 18:10:19,570 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-28 18:10:19,570 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-28 18:10:19,570 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-28 18:10:19,571 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-28 18:10:19,571 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-28 18:10:19,571 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-28 18:10:19,571 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-28 18:10:19,571 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-28 18:10:19,572 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-28 18:10:19,572 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-28 18:10:19,572 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-28 18:10:19,572 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-28 18:10:19,572 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-28 18:10:19,573 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-28 18:10:19,573 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-28 18:10:19,573 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-28 18:10:19,573 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-28 18:10:19,574 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-28 18:10:19,574 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 21c0308f80ae5e3a4b410ebaece3730b9f788bd0cc89fb6ef65f8dd9f7120f36 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> AFTER [2023-08-28 18:10:19,853 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-28 18:10:19,873 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-28 18:10:19,876 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-28 18:10:19,877 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-28 18:10:19,877 INFO L275 PluginConnector]: CDTParser initialized [2023-08-28 18:10:19,878 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix001.opt.i [2023-08-28 18:10:21,079 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-28 18:10:21,376 INFO L351 CDTParser]: Found 1 translation units. [2023-08-28 18:10:21,376 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix001.opt.i [2023-08-28 18:10:21,386 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f979f887/c047142b52aa47eb856ce96326ff73b9/FLAGa2ae570a8 [2023-08-28 18:10:21,400 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f979f887/c047142b52aa47eb856ce96326ff73b9 [2023-08-28 18:10:21,402 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-28 18:10:21,403 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-28 18:10:21,404 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-28 18:10:21,404 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-28 18:10:21,410 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-28 18:10:21,411 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.08 06:10:21" (1/1) ... [2023-08-28 18:10:21,415 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d7bba50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 06:10:21, skipping insertion in model container [2023-08-28 18:10:21,415 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.08 06:10:21" (1/1) ... [2023-08-28 18:10:21,420 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-28 18:10:21,477 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-28 18:10:21,602 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/mix001.opt.i[944,957] [2023-08-28 18:10:21,824 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-28 18:10:21,841 INFO L203 MainTranslator]: Completed pre-run [2023-08-28 18:10:21,851 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/mix001.opt.i[944,957] [2023-08-28 18:10:21,930 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-28 18:10:21,969 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-28 18:10:21,970 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-28 18:10:21,975 INFO L208 MainTranslator]: Completed translation [2023-08-28 18:10:21,976 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 06:10:21 WrapperNode [2023-08-28 18:10:21,976 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-28 18:10:21,977 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-28 18:10:21,977 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-28 18:10:21,978 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-28 18:10:21,983 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 06:10:21" (1/1) ... [2023-08-28 18:10:22,019 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 06:10:21" (1/1) ... [2023-08-28 18:10:22,082 INFO L138 Inliner]: procedures = 176, calls = 60, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 962 [2023-08-28 18:10:22,083 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-28 18:10:22,084 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-28 18:10:22,084 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-28 18:10:22,084 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-28 18:10:22,092 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 06:10:21" (1/1) ... [2023-08-28 18:10:22,092 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 06:10:21" (1/1) ... [2023-08-28 18:10:22,105 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 06:10:21" (1/1) ... [2023-08-28 18:10:22,105 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 06:10:21" (1/1) ... [2023-08-28 18:10:22,138 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 06:10:21" (1/1) ... [2023-08-28 18:10:22,159 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 06:10:21" (1/1) ... [2023-08-28 18:10:22,162 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 06:10:21" (1/1) ... [2023-08-28 18:10:22,166 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 06:10:21" (1/1) ... [2023-08-28 18:10:22,189 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-28 18:10:22,190 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-28 18:10:22,190 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-28 18:10:22,190 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-28 18:10:22,190 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 06:10:21" (1/1) ... [2023-08-28 18:10:22,195 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-28 18:10:22,214 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-28 18:10:22,227 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) [2023-08-28 18:10:22,228 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 [2023-08-28 18:10:22,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-28 18:10:22,257 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-28 18:10:22,257 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-28 18:10:22,257 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-28 18:10:22,257 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-28 18:10:22,258 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-28 18:10:22,258 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-28 18:10:22,258 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-28 18:10:22,258 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-28 18:10:22,258 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-28 18:10:22,258 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-28 18:10:22,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-28 18:10:22,258 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-28 18:10:22,258 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-28 18:10:22,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-28 18:10:22,260 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-28 18:10:22,442 INFO L236 CfgBuilder]: Building ICFG [2023-08-28 18:10:22,443 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-28 18:10:23,875 INFO L277 CfgBuilder]: Performing block encoding Killed by 15