./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-data-race.prp --file ../../../trunk/examples/svcomp/pthread-wmm/safe021_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/safe021_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 09edf41151ee2be1e615b82a5ff75107fc67a0fb206ce4e8ba7b647488d110c1 --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 08:26:53,451 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 08:26:53,453 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 08:26:53,499 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 08:26:53,499 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 08:26:53,502 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 08:26:53,513 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 08:26:53,516 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 08:26:53,518 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 08:26:53,522 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 08:26:53,523 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 08:26:53,526 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 08:26:53,526 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 08:26:53,528 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 08:26:53,529 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 08:26:53,536 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 08:26:53,536 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 08:26:53,537 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 08:26:53,538 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 08:26:53,540 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 08:26:53,541 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 08:26:53,542 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 08:26:53,542 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 08:26:53,543 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 08:26:53,546 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 08:26:53,550 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 08:26:53,550 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 08:26:53,551 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 08:26:53,552 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 08:26:53,552 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 08:26:53,554 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 08:26:53,554 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 08:26:53,555 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 08:26:53,556 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 08:26:53,557 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 08:26:53,558 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 08:26:53,559 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 08:26:53,559 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 08:26:53,559 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 08:26:53,560 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 08:26:53,560 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 08:26:53,561 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-08-29 08:26:53,590 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 08:26:53,590 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 08:26:53,591 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 08:26:53,592 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 08:26:53,592 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 08:26:53,593 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 08:26:53,594 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 08:26:53,594 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 08:26:53,594 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 08:26:53,594 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 08:26:53,595 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 08:26:53,595 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 08:26:53,595 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-29 08:26:53,596 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 08:26:53,596 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 08:26:53,596 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 08:26:53,596 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 08:26:53,596 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 08:26:53,596 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 08:26:53,597 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 08:26:53,597 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 08:26:53,597 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 08:26:53,597 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 08:26:53,597 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 08:26:53,598 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 08:26:53,598 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 08:26:53,598 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 08:26:53,598 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 08:26:53,598 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 08:26:53,598 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 08:26:53,599 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-29 08:26:53,599 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-29 08:26:53,599 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 08:26:53,599 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 08:26:53,599 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 08:26:53,600 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 08:26:53,600 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 08:26:53,600 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 09edf41151ee2be1e615b82a5ff75107fc67a0fb206ce4e8ba7b647488d110c1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 08:26:53,917 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 08:26:53,948 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 08:26:53,950 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 08:26:53,951 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 08:26:53,951 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 08:26:53,953 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe021_tso.i [2023-08-29 08:26:55,068 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 08:26:55,299 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 08:26:55,304 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe021_tso.i [2023-08-29 08:26:55,318 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/470fec293/4274ed507bf048a2b808344f4a19a2ae/FLAG47db2d7a7 [2023-08-29 08:26:55,335 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/470fec293/4274ed507bf048a2b808344f4a19a2ae [2023-08-29 08:26:55,338 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 08:26:55,339 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 08:26:55,340 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 08:26:55,340 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 08:26:55,343 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 08:26:55,344 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 08:26:55" (1/1) ... [2023-08-29 08:26:55,345 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52aa34cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:26:55, skipping insertion in model container [2023-08-29 08:26:55,345 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 08:26:55" (1/1) ... [2023-08-29 08:26:55,350 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 08:26:55,401 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 08:26:55,566 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/safe021_tso.i[945,958] [2023-08-29 08:26:55,736 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 08:26:55,747 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 08:26:55,767 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/safe021_tso.i[945,958] [2023-08-29 08:26:55,809 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 08:26:55,840 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 08:26:55,841 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 08:26:55,847 INFO L208 MainTranslator]: Completed translation [2023-08-29 08:26:55,847 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:26:55 WrapperNode [2023-08-29 08:26:55,848 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 08:26:55,849 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 08:26:55,849 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 08:26:55,849 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 08:26:55,855 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:26:55" (1/1) ... [2023-08-29 08:26:55,884 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:26:55" (1/1) ... [2023-08-29 08:26:55,908 INFO L138 Inliner]: procedures = 176, calls = 53, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 99 [2023-08-29 08:26:55,909 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 08:26:55,910 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 08:26:55,910 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 08:26:55,911 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 08:26:55,918 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:26:55" (1/1) ... [2023-08-29 08:26:55,919 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:26:55" (1/1) ... [2023-08-29 08:26:55,935 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:26:55" (1/1) ... [2023-08-29 08:26:55,938 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:26:55" (1/1) ... [2023-08-29 08:26:55,942 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:26:55" (1/1) ... [2023-08-29 08:26:55,952 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:26:55" (1/1) ... [2023-08-29 08:26:55,954 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:26:55" (1/1) ... [2023-08-29 08:26:55,955 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:26:55" (1/1) ... [2023-08-29 08:26:55,957 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 08:26:55,960 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 08:26:55,960 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 08:26:55,960 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 08:26:55,961 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:26:55" (1/1) ... [2023-08-29 08:26:55,966 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 08:26:55,977 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 08:26:55,994 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 08:26:56,017 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 08:26:56,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-29 08:26:56,032 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-29 08:26:56,032 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 08:26:56,032 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 08:26:56,032 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 08:26:56,032 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-29 08:26:56,032 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-29 08:26:56,033 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-29 08:26:56,033 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-29 08:26:56,033 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-29 08:26:56,033 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-29 08:26:56,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-29 08:26:56,033 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-29 08:26:56,033 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 08:26:56,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 08:26:56,035 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 08:26:56,185 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 08:26:56,187 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 08:26:56,499 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 08:26:56,649 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 08:26:56,650 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-29 08:26:56,652 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 08:26:56 BoogieIcfgContainer [2023-08-29 08:26:56,652 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 08:26:56,654 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 08:26:56,654 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 08:26:56,657 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 08:26:56,657 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 08:26:55" (1/3) ... [2023-08-29 08:26:56,658 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10681cb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 08:26:56, skipping insertion in model container [2023-08-29 08:26:56,658 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:26:55" (2/3) ... [2023-08-29 08:26:56,658 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10681cb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 08:26:56, skipping insertion in model container [2023-08-29 08:26:56,658 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 08:26:56" (3/3) ... [2023-08-29 08:26:56,659 INFO L112 eAbstractionObserver]: Analyzing ICFG safe021_tso.i [2023-08-29 08:26:56,666 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 08:26:56,674 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 08:26:56,674 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 22 error locations. [2023-08-29 08:26:56,675 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 08:26:56,715 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-29 08:26:56,721 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 08:26:56,725 INFO L158 Benchmark]: Toolchain (without parser) took 1384.92ms. Allocated memory was 75.5MB in the beginning and 96.5MB in the end (delta: 21.0MB). Free memory was 44.7MB in the beginning and 49.5MB in the end (delta: -4.8MB). Peak memory consumption was 15.6MB. Max. memory is 16.1GB. [2023-08-29 08:26:56,725 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 75.5MB. Free memory is still 52.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 08:26:56,726 INFO L158 Benchmark]: CACSL2BoogieTranslator took 508.05ms. Allocated memory is still 75.5MB. Free memory was 44.5MB in the beginning and 47.2MB in the end (delta: -2.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-08-29 08:26:56,726 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.34ms. Allocated memory is still 75.5MB. Free memory was 47.2MB in the beginning and 45.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 08:26:56,727 INFO L158 Benchmark]: Boogie Preprocessor took 49.19ms. Allocated memory is still 75.5MB. Free memory was 45.1MB in the beginning and 43.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 08:26:56,728 INFO L158 Benchmark]: RCFGBuilder took 692.14ms. Allocated memory was 75.5MB in the beginning and 96.5MB in the end (delta: 21.0MB). Free memory was 43.3MB in the beginning and 57.4MB in the end (delta: -14.2MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. [2023-08-29 08:26:56,728 INFO L158 Benchmark]: TraceAbstraction took 69.31ms. Allocated memory is still 96.5MB. Free memory was 56.6MB in the beginning and 49.5MB in the end (delta: 7.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-08-29 08:26:56,731 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 75.5MB. Free memory is still 52.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 508.05ms. Allocated memory is still 75.5MB. Free memory was 44.5MB in the beginning and 47.2MB in the end (delta: -2.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.34ms. Allocated memory is still 75.5MB. Free memory was 47.2MB in the beginning and 45.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.19ms. Allocated memory is still 75.5MB. Free memory was 45.1MB in the beginning and 43.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 692.14ms. Allocated memory was 75.5MB in the beginning and 96.5MB in the end (delta: 21.0MB). Free memory was 43.3MB in the beginning and 57.4MB in the end (delta: -14.2MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. * TraceAbstraction took 69.31ms. Allocated memory is still 96.5MB. Free memory was 56.6MB in the beginning and 49.5MB in the end (delta: 7.0MB). Peak memory consumption was 6.3MB. 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 08:26:56,752 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 0 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/safe021_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 09edf41151ee2be1e615b82a5ff75107fc67a0fb206ce4e8ba7b647488d110c1 --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 08:26:58,579 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 08:26:58,581 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 08:26:58,623 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 08:26:58,623 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 08:26:58,625 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 08:26:58,627 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 08:26:58,630 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 08:26:58,633 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 08:26:58,638 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 08:26:58,639 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 08:26:58,641 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 08:26:58,641 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 08:26:58,643 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 08:26:58,644 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 08:26:58,648 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 08:26:58,649 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 08:26:58,650 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 08:26:58,651 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 08:26:58,656 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 08:26:58,658 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 08:26:58,659 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 08:26:58,660 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 08:26:58,665 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 08:26:58,672 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 08:26:58,672 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 08:26:58,672 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 08:26:58,674 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 08:26:58,674 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 08:26:58,675 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 08:26:58,675 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 08:26:58,677 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 08:26:58,678 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 08:26:58,679 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 08:26:58,680 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 08:26:58,680 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 08:26:58,681 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 08:26:58,681 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 08:26:58,681 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 08:26:58,682 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 08:26:58,682 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 08:26:58,684 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf [2023-08-29 08:26:58,714 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 08:26:58,714 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 08:26:58,715 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 08:26:58,715 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 08:26:58,716 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 08:26:58,716 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 08:26:58,717 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 08:26:58,717 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 08:26:58,717 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 08:26:58,718 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 08:26:58,718 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 08:26:58,718 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 08:26:58,719 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 08:26:58,719 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 08:26:58,719 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 08:26:58,719 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 08:26:58,719 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 08:26:58,720 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 08:26:58,720 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-29 08:26:58,720 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-29 08:26:58,720 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 08:26:58,720 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 08:26:58,720 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 08:26:58,721 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 08:26:58,721 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 08:26:58,721 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 08:26:58,721 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 08:26:58,721 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 08:26:58,722 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 08:26:58,722 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 08:26:58,722 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 08:26:58,722 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-29 08:26:58,723 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-29 08:26:58,723 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 08:26:58,723 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 08:26:58,723 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 08:26:58,723 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 08:26:58,723 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-29 08:26:58,724 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 08:26:58,724 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 09edf41151ee2be1e615b82a5ff75107fc67a0fb206ce4e8ba7b647488d110c1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 08:26:58,986 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 08:26:59,006 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 08:26:59,009 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 08:26:59,010 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 08:26:59,011 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 08:26:59,012 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe021_tso.i [2023-08-29 08:27:00,119 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 08:27:00,353 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 08:27:00,354 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe021_tso.i [2023-08-29 08:27:00,371 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f4f3fe2e/c8ff46b447e04f2ab037e9f87789cfc2/FLAGbb7683054 [2023-08-29 08:27:00,392 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f4f3fe2e/c8ff46b447e04f2ab037e9f87789cfc2 [2023-08-29 08:27:00,394 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 08:27:00,396 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 08:27:00,398 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 08:27:00,398 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 08:27:00,402 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 08:27:00,402 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 08:27:00" (1/1) ... [2023-08-29 08:27:00,403 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@273e131b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:27:00, skipping insertion in model container [2023-08-29 08:27:00,404 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 08:27:00" (1/1) ... [2023-08-29 08:27:00,409 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 08:27:00,465 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 08:27:00,626 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/safe021_tso.i[945,958] [2023-08-29 08:27:00,779 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 08:27:00,794 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 08:27:00,809 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/safe021_tso.i[945,958] [2023-08-29 08:27:00,857 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 08:27:00,894 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 08:27:00,894 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 08:27:00,898 INFO L208 MainTranslator]: Completed translation [2023-08-29 08:27:00,899 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:27:00 WrapperNode [2023-08-29 08:27:00,899 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 08:27:00,899 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 08:27:00,900 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 08:27:00,900 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 08:27:00,904 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:27:00" (1/1) ... [2023-08-29 08:27:00,917 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:27:00" (1/1) ... [2023-08-29 08:27:00,940 INFO L138 Inliner]: procedures = 179, calls = 53, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 100 [2023-08-29 08:27:00,941 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 08:27:00,942 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 08:27:00,942 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 08:27:00,942 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 08:27:00,949 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:27:00" (1/1) ... [2023-08-29 08:27:00,949 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:27:00" (1/1) ... [2023-08-29 08:27:00,953 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:27:00" (1/1) ... [2023-08-29 08:27:00,953 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:27:00" (1/1) ... [2023-08-29 08:27:00,961 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:27:00" (1/1) ... [2023-08-29 08:27:00,963 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:27:00" (1/1) ... [2023-08-29 08:27:00,965 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:27:00" (1/1) ... [2023-08-29 08:27:00,966 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:27:00" (1/1) ... [2023-08-29 08:27:00,970 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 08:27:00,971 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 08:27:00,971 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 08:27:00,971 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 08:27:00,972 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:27:00" (1/1) ... [2023-08-29 08:27:00,977 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 08:27:00,993 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 08:27:01,005 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 08:27:01,035 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 08:27:01,052 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-29 08:27:01,052 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 08:27:01,053 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 08:27:01,053 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 08:27:01,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-29 08:27:01,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-29 08:27:01,053 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-29 08:27:01,053 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-29 08:27:01,053 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-29 08:27:01,054 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-29 08:27:01,054 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-29 08:27:01,054 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-29 08:27:01,054 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-29 08:27:01,054 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 08:27:01,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 08:27:01,056 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 08:27:01,201 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 08:27:01,202 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 08:27:01,470 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 08:27:01,668 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 08:27:01,669 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-29 08:27:01,671 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 08:27:01 BoogieIcfgContainer [2023-08-29 08:27:01,671 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 08:27:01,673 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 08:27:01,673 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 08:27:01,676 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 08:27:01,676 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 08:27:00" (1/3) ... [2023-08-29 08:27:01,677 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74b2ddb0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 08:27:01, skipping insertion in model container [2023-08-29 08:27:01,677 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:27:00" (2/3) ... [2023-08-29 08:27:01,678 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74b2ddb0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 08:27:01, skipping insertion in model container [2023-08-29 08:27:01,678 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 08:27:01" (3/3) ... [2023-08-29 08:27:01,679 INFO L112 eAbstractionObserver]: Analyzing ICFG safe021_tso.i [2023-08-29 08:27:01,686 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 08:27:01,695 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 08:27:01,696 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 22 error locations. [2023-08-29 08:27:01,696 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 08:27:01,750 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-29 08:27:01,756 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 08:27:01,761 INFO L158 Benchmark]: Toolchain (without parser) took 1364.70ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 34.8MB in the beginning and 37.1MB in the end (delta: -2.3MB). Peak memory consumption was 12.3MB. Max. memory is 16.1GB. [2023-08-29 08:27:01,762 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 52.4MB. Free memory was 30.0MB in the beginning and 30.0MB in the end (delta: 38.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 08:27:01,762 INFO L158 Benchmark]: CACSL2BoogieTranslator took 500.68ms. Allocated memory is still 67.1MB. Free memory was 34.6MB in the beginning and 44.7MB in the end (delta: -10.2MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. [2023-08-29 08:27:01,763 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.75ms. Allocated memory is still 67.1MB. Free memory was 44.7MB in the beginning and 42.5MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 08:27:01,764 INFO L158 Benchmark]: Boogie Preprocessor took 28.32ms. Allocated memory is still 67.1MB. Free memory was 42.5MB in the beginning and 40.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 08:27:01,765 INFO L158 Benchmark]: RCFGBuilder took 700.48ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 40.4MB in the beginning and 46.8MB in the end (delta: -6.4MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. [2023-08-29 08:27:01,765 INFO L158 Benchmark]: TraceAbstraction took 86.85ms. Allocated memory is still 81.8MB. Free memory was 46.0MB in the beginning and 37.1MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-08-29 08:27:01,773 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 52.4MB. Free memory was 30.0MB in the beginning and 30.0MB in the end (delta: 38.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 500.68ms. Allocated memory is still 67.1MB. Free memory was 34.6MB in the beginning and 44.7MB in the end (delta: -10.2MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.75ms. Allocated memory is still 67.1MB. Free memory was 44.7MB in the beginning and 42.5MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.32ms. Allocated memory is still 67.1MB. Free memory was 42.5MB in the beginning and 40.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 700.48ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 40.4MB in the beginning and 46.8MB in the end (delta: -6.4MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. * TraceAbstraction took 86.85ms. Allocated memory is still 81.8MB. Free memory was 46.0MB in the beginning and 37.1MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. 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 08:27:01,799 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE