./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-overflow.prp --file ../../../trunk/examples/svcomp/pthread-wmm/mix016_power.opt_rmo.opt.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows 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/mix016_power.opt_rmo.opt.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-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 ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3fc7a688cbe32836e1b8ce30abe37b248e61f96ae5014519dab91b2515bcd4ed --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 [2023-08-30 12:18:57,406 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:18:57,407 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:18:57,437 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:18:57,438 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:18:57,440 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:18:57,441 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:18:57,443 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:18:57,445 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:18:57,448 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:18:57,448 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:18:57,449 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:18:57,449 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:18:57,450 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:18:57,451 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:18:57,453 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:18:57,454 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:18:57,455 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:18:57,458 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:18:57,461 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:18:57,462 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:18:57,463 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:18:57,464 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:18:57,464 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:18:57,469 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:18:57,469 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:18:57,469 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:18:57,470 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:18:57,471 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:18:57,471 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:18:57,471 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:18:57,473 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:18:57,474 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:18:57,474 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:18:57,475 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:18:57,475 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:18:57,475 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:18:57,475 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:18:57,475 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:18:57,476 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:18:57,476 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:18:57,478 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-08-30 12:18:57,502 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:18:57,502 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:18:57,503 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:18:57,503 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:18:57,504 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:18:57,504 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:18:57,504 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:18:57,504 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:18:57,504 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:18:57,505 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:18:57,505 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:18:57,505 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:18:57,505 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 12:18:57,505 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:18:57,506 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:18:57,506 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:18:57,506 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:18:57,506 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:18:57,506 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:18:57,506 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:18:57,506 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:18:57,506 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:18:57,507 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:18:57,507 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:18:57,507 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:18:57,507 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:18:57,507 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:18:57,507 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:18:57,507 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:18:57,508 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:18:57,508 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 12:18:57,508 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 12:18:57,508 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:18:57,508 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:18:57,508 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:18:57,508 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:18:57,509 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:18:57,509 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3fc7a688cbe32836e1b8ce30abe37b248e61f96ae5014519dab91b2515bcd4ed Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:18:57,760 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:18:57,773 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:18:57,775 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:18:57,776 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:18:57,776 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:18:57,777 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix016_power.opt_rmo.opt.i [2023-08-30 12:18:58,708 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:18:58,941 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:18:58,945 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix016_power.opt_rmo.opt.i [2023-08-30 12:18:58,958 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1b053fa7/0baf865225a743a6ba3db3d68aca72a1/FLAG6575924d9 [2023-08-30 12:18:58,967 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1b053fa7/0baf865225a743a6ba3db3d68aca72a1 [2023-08-30 12:18:58,969 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:18:58,970 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:18:58,972 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:18:58,972 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:18:58,975 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:18:58,976 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:18:58" (1/1) ... [2023-08-30 12:18:58,977 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74f1c986 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:58, skipping insertion in model container [2023-08-30 12:18:58,977 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:18:58" (1/1) ... [2023-08-30 12:18:58,982 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:18:59,005 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:18:59,097 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/mix016_power.opt_rmo.opt.i[1001,1014] [2023-08-30 12:18:59,268 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:18:59,278 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:18:59,286 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/mix016_power.opt_rmo.opt.i[1001,1014] [2023-08-30 12:18:59,348 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:18:59,378 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:18:59,379 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:18:59,383 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:18:59,384 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:59 WrapperNode [2023-08-30 12:18:59,384 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:18:59,385 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:18:59,385 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:18:59,385 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:18:59,390 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:59" (1/1) ... [2023-08-30 12:18:59,415 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:59" (1/1) ... [2023-08-30 12:18:59,444 INFO L138 Inliner]: procedures = 176, calls = 56, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 132 [2023-08-30 12:18:59,445 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:18:59,446 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:18:59,447 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:18:59,447 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:18:59,452 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:59" (1/1) ... [2023-08-30 12:18:59,453 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:59" (1/1) ... [2023-08-30 12:18:59,461 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:59" (1/1) ... [2023-08-30 12:18:59,462 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:59" (1/1) ... [2023-08-30 12:18:59,474 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:59" (1/1) ... [2023-08-30 12:18:59,475 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:59" (1/1) ... [2023-08-30 12:18:59,476 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:59" (1/1) ... [2023-08-30 12:18:59,477 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:59" (1/1) ... [2023-08-30 12:18:59,479 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:18:59,480 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:18:59,480 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:18:59,480 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:18:59,489 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:59" (1/1) ... [2023-08-30 12:18:59,493 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:18:59,505 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:18:59,524 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) [2023-08-30 12:18:59,530 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 [2023-08-30 12:18:59,549 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 12:18:59,550 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 12:18:59,550 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:18:59,550 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:18:59,550 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:18:59,550 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 12:18:59,550 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 12:18:59,551 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 12:18:59,551 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 12:18:59,551 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 12:18:59,551 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 12:18:59,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 12:18:59,551 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 12:18:59,551 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:18:59,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:18:59,552 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-30 12:18:59,662 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:18:59,663 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:18:59,894 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:18:59,971 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:18:59,971 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 12:18:59,973 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:18:59 BoogieIcfgContainer [2023-08-30 12:18:59,973 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:18:59,974 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:18:59,974 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:18:59,976 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:18:59,976 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:18:58" (1/3) ... [2023-08-30 12:18:59,979 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34b4ac4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:18:59, skipping insertion in model container [2023-08-30 12:18:59,980 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:59" (2/3) ... [2023-08-30 12:18:59,980 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34b4ac4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:18:59, skipping insertion in model container [2023-08-30 12:18:59,980 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:18:59" (3/3) ... [2023-08-30 12:18:59,981 INFO L112 eAbstractionObserver]: Analyzing ICFG mix016_power.opt_rmo.opt.i [2023-08-30 12:18:59,986 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:18:59,992 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:18:59,992 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2023-08-30 12:18:59,992 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:19:00,034 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 12:19:00,043 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) [2023-08-30 12:19:00,046 INFO L158 Benchmark]: Toolchain (without parser) took 1075.80ms. Allocated memory was 71.3MB in the beginning and 94.4MB in the end (delta: 23.1MB). Free memory was 47.5MB in the beginning and 70.8MB in the end (delta: -23.4MB). Peak memory consumption was 34.2MB. Max. memory is 16.1GB. [2023-08-30 12:19:00,046 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 71.3MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:19:00,047 INFO L158 Benchmark]: CACSL2BoogieTranslator took 411.84ms. Allocated memory was 71.3MB in the beginning and 94.4MB in the end (delta: 23.1MB). Free memory was 47.3MB in the beginning and 65.9MB in the end (delta: -18.6MB). Peak memory consumption was 19.0MB. Max. memory is 16.1GB. [2023-08-30 12:19:00,047 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.28ms. Allocated memory is still 94.4MB. Free memory was 65.9MB in the beginning and 63.6MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:19:00,048 INFO L158 Benchmark]: Boogie Preprocessor took 32.82ms. Allocated memory is still 94.4MB. Free memory was 63.6MB in the beginning and 61.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:19:00,048 INFO L158 Benchmark]: RCFGBuilder took 493.42ms. Allocated memory is still 94.4MB. Free memory was 61.5MB in the beginning and 52.6MB in the end (delta: 8.9MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. [2023-08-30 12:19:00,048 INFO L158 Benchmark]: TraceAbstraction took 71.03ms. Allocated memory is still 94.4MB. Free memory was 51.7MB in the beginning and 70.8MB in the end (delta: -19.2MB). Peak memory consumption was 13.5MB. Max. memory is 16.1GB. [2023-08-30 12:19:00,050 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 71.3MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 411.84ms. Allocated memory was 71.3MB in the beginning and 94.4MB in the end (delta: 23.1MB). Free memory was 47.3MB in the beginning and 65.9MB in the end (delta: -18.6MB). Peak memory consumption was 19.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.28ms. Allocated memory is still 94.4MB. Free memory was 65.9MB in the beginning and 63.6MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.82ms. Allocated memory is still 94.4MB. Free memory was 63.6MB in the beginning and 61.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 493.42ms. Allocated memory is still 94.4MB. Free memory was 61.5MB in the beginning and 52.6MB in the end (delta: 8.9MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. * TraceAbstraction took 71.03ms. Allocated memory is still 94.4MB. Free memory was 51.7MB in the beginning and 70.8MB in the end (delta: -19.2MB). Peak memory consumption was 13.5MB. 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. [2023-08-30 12:19:00,069 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 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/mix016_power.opt_rmo.opt.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-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 ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3fc7a688cbe32836e1b8ce30abe37b248e61f96ae5014519dab91b2515bcd4ed --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 [2023-08-30 12:19:01,546 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:19:01,548 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:19:01,579 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:19:01,584 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:19:01,585 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:19:01,586 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:19:01,587 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:19:01,589 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:19:01,592 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:19:01,592 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:19:01,595 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:19:01,595 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:19:01,598 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:19:01,599 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:19:01,602 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:19:01,603 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:19:01,604 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:19:01,605 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:19:01,608 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:19:01,608 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:19:01,609 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:19:01,610 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:19:01,610 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:19:01,612 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:19:01,614 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:19:01,614 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:19:01,614 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:19:01,615 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:19:01,615 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:19:01,616 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:19:01,616 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:19:01,616 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:19:01,617 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:19:01,618 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:19:01,618 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:19:01,618 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:19:01,618 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:19:01,619 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:19:01,619 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:19:01,620 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:19:01,624 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf [2023-08-30 12:19:01,651 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:19:01,651 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:19:01,652 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:19:01,652 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:19:01,652 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:19:01,653 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:19:01,653 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:19:01,653 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:19:01,653 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:19:01,654 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:19:01,654 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:19:01,654 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:19:01,654 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:19:01,654 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:19:01,655 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:19:01,655 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:19:01,655 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:19:01,655 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 12:19:01,655 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 12:19:01,655 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:19:01,655 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 12:19:01,655 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:19:01,656 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:19:01,656 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:19:01,656 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:19:01,656 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:19:01,656 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:19:01,656 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:19:01,656 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:19:01,657 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:19:01,657 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:19:01,657 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:19:01,657 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 12:19:01,657 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 12:19:01,657 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:19:01,657 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:19:01,658 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:19:01,658 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:19:01,658 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 12:19:01,658 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:19:01,658 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3fc7a688cbe32836e1b8ce30abe37b248e61f96ae5014519dab91b2515bcd4ed Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:19:01,893 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:19:01,911 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:19:01,913 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:19:01,913 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:19:01,914 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:19:01,915 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix016_power.opt_rmo.opt.i [2023-08-30 12:19:02,853 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:19:03,071 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:19:03,076 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix016_power.opt_rmo.opt.i [2023-08-30 12:19:03,090 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/257ddd2a2/169198c17e5a423887cdf2baad2cdfc1/FLAG81a45c589 [2023-08-30 12:19:03,103 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/257ddd2a2/169198c17e5a423887cdf2baad2cdfc1 [2023-08-30 12:19:03,105 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:19:03,106 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:19:03,107 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:19:03,108 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:19:03,110 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:19:03,110 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:19:03" (1/1) ... [2023-08-30 12:19:03,113 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3bbd8a28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:03, skipping insertion in model container [2023-08-30 12:19:03,113 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:19:03" (1/1) ... [2023-08-30 12:19:03,117 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:19:03,156 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:19:03,268 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/mix016_power.opt_rmo.opt.i[1001,1014] [2023-08-30 12:19:03,363 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:19:03,372 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:19:03,380 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/mix016_power.opt_rmo.opt.i[1001,1014] [2023-08-30 12:19:03,428 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:19:03,454 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:19:03,454 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:19:03,459 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:19:03,459 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:03 WrapperNode [2023-08-30 12:19:03,459 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:19:03,460 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:19:03,460 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:19:03,460 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:19:03,464 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:03" (1/1) ... [2023-08-30 12:19:03,474 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:03" (1/1) ... [2023-08-30 12:19:03,489 INFO L138 Inliner]: procedures = 179, calls = 56, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 133 [2023-08-30 12:19:03,489 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:19:03,490 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:19:03,490 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:19:03,490 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:19:03,496 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:03" (1/1) ... [2023-08-30 12:19:03,496 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:03" (1/1) ... [2023-08-30 12:19:03,498 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:03" (1/1) ... [2023-08-30 12:19:03,499 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:03" (1/1) ... [2023-08-30 12:19:03,506 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:03" (1/1) ... [2023-08-30 12:19:03,507 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:03" (1/1) ... [2023-08-30 12:19:03,509 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:03" (1/1) ... [2023-08-30 12:19:03,510 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:03" (1/1) ... [2023-08-30 12:19:03,512 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:19:03,513 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:19:03,513 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:19:03,513 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:19:03,514 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:03" (1/1) ... [2023-08-30 12:19:03,517 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:19:03,524 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:19:03,532 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) [2023-08-30 12:19:03,561 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 12:19:03,561 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:19:03,561 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:19:03,562 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:19:03,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 12:19:03,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 12:19:03,562 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 12:19:03,562 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 12:19:03,562 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 12:19:03,562 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 12:19:03,562 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 12:19:03,562 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 12:19:03,563 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 12:19:03,563 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:19:03,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:19:03,551 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 [2023-08-30 12:19:03,564 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-30 12:19:03,731 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:19:03,734 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:19:03,982 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:19:04,086 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:19:04,086 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 12:19:04,087 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:19:04 BoogieIcfgContainer [2023-08-30 12:19:04,088 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:19:04,089 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:19:04,089 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:19:04,092 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:19:04,092 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:19:03" (1/3) ... [2023-08-30 12:19:04,092 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f21cc1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:19:04, skipping insertion in model container [2023-08-30 12:19:04,092 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:03" (2/3) ... [2023-08-30 12:19:04,093 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f21cc1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:19:04, skipping insertion in model container [2023-08-30 12:19:04,093 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:19:04" (3/3) ... [2023-08-30 12:19:04,094 INFO L112 eAbstractionObserver]: Analyzing ICFG mix016_power.opt_rmo.opt.i [2023-08-30 12:19:04,099 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:19:04,106 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:19:04,106 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2023-08-30 12:19:04,106 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:19:04,151 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 12:19:04,156 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) [2023-08-30 12:19:04,160 INFO L158 Benchmark]: Toolchain (without parser) took 1053.40ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 41.7MB in the beginning and 36.8MB in the end (delta: 4.9MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. [2023-08-30 12:19:04,160 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 54.5MB. Free memory is still 32.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:19:04,160 INFO L158 Benchmark]: CACSL2BoogieTranslator took 351.94ms. Allocated memory is still 67.1MB. Free memory was 41.4MB in the beginning and 37.9MB in the end (delta: 3.6MB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB. [2023-08-30 12:19:04,161 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.25ms. Allocated memory is still 67.1MB. Free memory was 37.6MB in the beginning and 35.3MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:19:04,161 INFO L158 Benchmark]: Boogie Preprocessor took 22.88ms. Allocated memory is still 67.1MB. Free memory was 35.3MB in the beginning and 32.9MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:19:04,162 INFO L158 Benchmark]: RCFGBuilder took 574.80ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 32.9MB in the beginning and 49.4MB in the end (delta: -16.5MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB. [2023-08-30 12:19:04,163 INFO L158 Benchmark]: TraceAbstraction took 69.53ms. Allocated memory is still 81.8MB. Free memory was 48.4MB in the beginning and 36.8MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-30 12:19:04,168 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 54.5MB. Free memory is still 32.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 351.94ms. Allocated memory is still 67.1MB. Free memory was 41.4MB in the beginning and 37.9MB in the end (delta: 3.6MB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.25ms. Allocated memory is still 67.1MB. Free memory was 37.6MB in the beginning and 35.3MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 22.88ms. Allocated memory is still 67.1MB. Free memory was 35.3MB in the beginning and 32.9MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 574.80ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 32.9MB in the beginning and 49.4MB in the end (delta: -16.5MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB. * TraceAbstraction took 69.53ms. Allocated memory is still 81.8MB. Free memory was 48.4MB in the beginning and 36.8MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. 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. [2023-08-30 12:19:04,187 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