./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/mix026_pso.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 ERROR reachability 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/mix026_pso.opt_rmo.opt.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-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 ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a0c922061e4dc1feb6389a43fa3f654e69e326084cac4d5446a529710663ff29 --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 22:22:06,502 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:22:06,504 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:22:06,546 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:22:06,548 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:22:06,551 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:22:06,553 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:22:06,556 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:22:06,558 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:22:06,563 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:22:06,564 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:22:06,566 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:22:06,567 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:22:06,569 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:22:06,570 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:22:06,575 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:22:06,576 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:22:06,577 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:22:06,579 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:22:06,583 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:22:06,585 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:22:06,586 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:22:06,586 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:22:06,587 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:22:06,594 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:22:06,594 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:22:06,595 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:22:06,597 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:22:06,597 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:22:06,598 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:22:06,598 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:22:06,604 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:22:06,606 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:22:06,606 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:22:06,607 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:22:06,607 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:22:06,608 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:22:06,608 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:22:06,609 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:22:06,609 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:22:06,610 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:22:06,611 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-08-30 22:22:06,645 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:22:06,645 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:22:06,646 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:22:06,647 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:22:06,648 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:22:06,648 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:22:06,648 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:22:06,649 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:22:06,649 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:22:06,649 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:22:06,650 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:22:06,650 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 22:22:06,650 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:22:06,650 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:22:06,651 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:22:06,651 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:22:06,651 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:22:06,651 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:22:06,651 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:22:06,652 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:22:06,652 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:22:06,652 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:22:06,652 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:22:06,652 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:22:06,653 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:22:06,653 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:22:06,653 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:22:06,653 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:22:06,653 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 22:22:06,654 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 22:22:06,654 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:22:06,654 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:22:06,654 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:22:06,654 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:22:06,655 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:22:06,655 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a0c922061e4dc1feb6389a43fa3f654e69e326084cac4d5446a529710663ff29 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:22:06,978 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:22:06,994 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:22:06,997 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:22:06,998 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:22:06,998 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:22:07,000 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix026_pso.opt_rmo.opt.i [2023-08-30 22:22:08,217 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:22:08,557 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:22:08,558 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix026_pso.opt_rmo.opt.i [2023-08-30 22:22:08,572 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0aec05c22/1bea9a9789974e5cbd0667e6a6dbc672/FLAGeb5dd5e22 [2023-08-30 22:22:08,587 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0aec05c22/1bea9a9789974e5cbd0667e6a6dbc672 [2023-08-30 22:22:08,589 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:22:08,590 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:22:08,591 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:22:08,596 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:22:08,599 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:22:08,600 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:22:08" (1/1) ... [2023-08-30 22:22:08,600 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d7830dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:08, skipping insertion in model container [2023-08-30 22:22:08,601 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:22:08" (1/1) ... [2023-08-30 22:22:08,606 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:22:08,655 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:22:08,826 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/mix026_pso.opt_rmo.opt.i[956,969] [2023-08-30 22:22:09,062 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:22:09,086 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:22:09,096 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/mix026_pso.opt_rmo.opt.i[956,969] [2023-08-30 22:22:09,156 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:22:09,194 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:22:09,195 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:22:09,200 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:22:09,201 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:09 WrapperNode [2023-08-30 22:22:09,201 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:22:09,202 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:22:09,202 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:22:09,202 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:22:09,209 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:09" (1/1) ... [2023-08-30 22:22:09,238 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:09" (1/1) ... [2023-08-30 22:22:09,279 INFO L138 Inliner]: procedures = 177, calls = 69, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 145 [2023-08-30 22:22:09,280 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:22:09,281 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:22:09,282 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:22:09,282 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:22:09,290 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:09" (1/1) ... [2023-08-30 22:22:09,290 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:09" (1/1) ... [2023-08-30 22:22:09,303 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:09" (1/1) ... [2023-08-30 22:22:09,304 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:09" (1/1) ... [2023-08-30 22:22:09,314 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:09" (1/1) ... [2023-08-30 22:22:09,325 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:09" (1/1) ... [2023-08-30 22:22:09,327 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:09" (1/1) ... [2023-08-30 22:22:09,329 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:09" (1/1) ... [2023-08-30 22:22:09,336 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:22:09,337 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:22:09,337 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:22:09,337 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:22:09,338 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:09" (1/1) ... [2023-08-30 22:22:09,343 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:22:09,355 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:22:09,365 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 22:22:09,367 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 22:22:09,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 22:22:09,392 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 22:22:09,392 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:22:09,392 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:22:09,392 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:22:09,393 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 22:22:09,393 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 22:22:09,393 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 22:22:09,393 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 22:22:09,393 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 22:22:09,393 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 22:22:09,393 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-08-30 22:22:09,394 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-08-30 22:22:09,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 22:22:09,394 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 22:22:09,394 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:22:09,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:22:09,395 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 22:22:09,534 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:22:09,536 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:22:09,888 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:22:09,990 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:22:09,990 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 22:22:09,992 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:22:09 BoogieIcfgContainer [2023-08-30 22:22:09,992 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:22:09,994 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:22:09,994 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:22:09,997 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:22:09,997 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:22:08" (1/3) ... [2023-08-30 22:22:09,998 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b019f57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:22:09, skipping insertion in model container [2023-08-30 22:22:09,998 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:09" (2/3) ... [2023-08-30 22:22:09,998 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b019f57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:22:09, skipping insertion in model container [2023-08-30 22:22:09,998 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:22:09" (3/3) ... [2023-08-30 22:22:09,999 INFO L112 eAbstractionObserver]: Analyzing ICFG mix026_pso.opt_rmo.opt.i [2023-08-30 22:22:10,007 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:22:10,016 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:22:10,017 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-08-30 22:22:10,017 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:22:10,082 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 22:22:10,088 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 22:22:10,093 INFO L158 Benchmark]: Toolchain (without parser) took 1502.33ms. Allocated memory is still 71.3MB. Free memory was 47.1MB in the beginning and 29.5MB in the end (delta: 17.7MB). Peak memory consumption was 19.6MB. Max. memory is 16.1GB. [2023-08-30 22:22:10,094 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 52.4MB. Free memory was 30.0MB in the beginning and 29.9MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:22:10,095 INFO L158 Benchmark]: CACSL2BoogieTranslator took 610.25ms. Allocated memory is still 71.3MB. Free memory was 46.9MB in the beginning and 40.5MB in the end (delta: 6.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-08-30 22:22:10,095 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.98ms. Allocated memory is still 71.3MB. Free memory was 40.5MB in the beginning and 38.1MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 22:22:10,096 INFO L158 Benchmark]: Boogie Preprocessor took 54.98ms. Allocated memory is still 71.3MB. Free memory was 38.1MB in the beginning and 36.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:22:10,097 INFO L158 Benchmark]: RCFGBuilder took 655.62ms. Allocated memory is still 71.3MB. Free memory was 36.0MB in the beginning and 40.4MB in the end (delta: -4.4MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. [2023-08-30 22:22:10,098 INFO L158 Benchmark]: TraceAbstraction took 97.86ms. Allocated memory is still 71.3MB. Free memory was 39.8MB in the beginning and 29.5MB in the end (delta: 10.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-08-30 22:22:10,105 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 52.4MB. Free memory was 30.0MB in the beginning and 29.9MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 610.25ms. Allocated memory is still 71.3MB. Free memory was 46.9MB in the beginning and 40.5MB in the end (delta: 6.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.98ms. Allocated memory is still 71.3MB. Free memory was 40.5MB in the beginning and 38.1MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.98ms. Allocated memory is still 71.3MB. Free memory was 38.1MB in the beginning and 36.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 655.62ms. Allocated memory is still 71.3MB. Free memory was 36.0MB in the beginning and 40.4MB in the end (delta: -4.4MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. * TraceAbstraction took 97.86ms. Allocated memory is still 71.3MB. Free memory was 39.8MB in the beginning and 29.5MB in the end (delta: 10.3MB). Peak memory consumption was 10.5MB. 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 22:22:10,128 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/mix026_pso.opt_rmo.opt.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-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 ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a0c922061e4dc1feb6389a43fa3f654e69e326084cac4d5446a529710663ff29 --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 22:22:12,056 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:22:12,059 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:22:12,101 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:22:12,103 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:22:12,106 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:22:12,109 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:22:12,111 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:22:12,114 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:22:12,118 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:22:12,119 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:22:12,122 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:22:12,122 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:22:12,124 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:22:12,126 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:22:12,131 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:22:12,132 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:22:12,133 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:22:12,135 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:22:12,140 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:22:12,141 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:22:12,142 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:22:12,143 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:22:12,144 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:22:12,148 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:22:12,149 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:22:12,149 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:22:12,151 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:22:12,151 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:22:12,152 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:22:12,153 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:22:12,159 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:22:12,160 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:22:12,161 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:22:12,162 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:22:12,162 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:22:12,162 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:22:12,163 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:22:12,163 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:22:12,163 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:22:12,164 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:22:12,166 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-08-30 22:22:12,199 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:22:12,200 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:22:12,201 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:22:12,201 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:22:12,202 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:22:12,202 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:22:12,203 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:22:12,203 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:22:12,203 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:22:12,203 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:22:12,204 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:22:12,204 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:22:12,204 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:22:12,204 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:22:12,205 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:22:12,205 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:22:12,205 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 22:22:12,205 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 22:22:12,205 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 22:22:12,206 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:22:12,206 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:22:12,206 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:22:12,206 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:22:12,206 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:22:12,207 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:22:12,207 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:22:12,207 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:22:12,207 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:22:12,207 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:22:12,208 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:22:12,208 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 22:22:12,208 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 22:22:12,208 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:22:12,208 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:22:12,209 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:22:12,209 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:22:12,209 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 22:22:12,209 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:22:12,209 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a0c922061e4dc1feb6389a43fa3f654e69e326084cac4d5446a529710663ff29 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:22:12,507 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:22:12,523 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:22:12,526 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:22:12,527 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:22:12,527 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:22:12,528 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix026_pso.opt_rmo.opt.i [2023-08-30 22:22:13,765 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:22:13,998 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:22:14,001 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix026_pso.opt_rmo.opt.i [2023-08-30 22:22:14,015 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e49fabe8a/4376c7cec52643aba06c26d9c9daf34c/FLAG39103de46 [2023-08-30 22:22:14,027 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e49fabe8a/4376c7cec52643aba06c26d9c9daf34c [2023-08-30 22:22:14,029 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:22:14,030 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:22:14,033 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:22:14,033 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:22:14,036 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:22:14,037 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:22:14" (1/1) ... [2023-08-30 22:22:14,038 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d066e83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:14, skipping insertion in model container [2023-08-30 22:22:14,038 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:22:14" (1/1) ... [2023-08-30 22:22:14,043 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:22:14,104 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:22:14,218 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/mix026_pso.opt_rmo.opt.i[956,969] [2023-08-30 22:22:14,438 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:22:14,454 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:22:14,467 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/mix026_pso.opt_rmo.opt.i[956,969] [2023-08-30 22:22:14,528 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:22:14,573 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:22:14,574 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:22:14,579 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:22:14,580 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:14 WrapperNode [2023-08-30 22:22:14,580 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:22:14,581 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:22:14,582 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:22:14,582 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:22:14,588 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:14" (1/1) ... [2023-08-30 22:22:14,624 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:14" (1/1) ... [2023-08-30 22:22:14,652 INFO L138 Inliner]: procedures = 180, calls = 69, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 146 [2023-08-30 22:22:14,656 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:22:14,657 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:22:14,658 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:22:14,658 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:22:14,666 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:14" (1/1) ... [2023-08-30 22:22:14,666 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:14" (1/1) ... [2023-08-30 22:22:14,681 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:14" (1/1) ... [2023-08-30 22:22:14,681 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:14" (1/1) ... [2023-08-30 22:22:14,696 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:14" (1/1) ... [2023-08-30 22:22:14,704 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:14" (1/1) ... [2023-08-30 22:22:14,707 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:14" (1/1) ... [2023-08-30 22:22:14,718 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:14" (1/1) ... [2023-08-30 22:22:14,722 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:22:14,726 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:22:14,726 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:22:14,726 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:22:14,727 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:14" (1/1) ... [2023-08-30 22:22:14,733 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:22:14,743 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:22:14,757 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 22:22:14,775 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 22:22:14,802 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 22:22:14,803 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:22:14,803 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:22:14,803 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:22:14,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 22:22:14,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 22:22:14,804 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 22:22:14,804 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 22:22:14,804 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 22:22:14,804 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 22:22:14,804 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 22:22:14,804 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 22:22:14,805 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-08-30 22:22:14,805 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-08-30 22:22:14,805 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 22:22:14,805 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:22:14,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:22:14,807 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 22:22:15,027 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:22:15,045 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:22:15,340 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:22:15,478 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:22:15,478 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 22:22:15,481 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:22:15 BoogieIcfgContainer [2023-08-30 22:22:15,481 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:22:15,483 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:22:15,483 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:22:15,486 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:22:15,486 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:22:14" (1/3) ... [2023-08-30 22:22:15,486 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7bb1d4d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:22:15, skipping insertion in model container [2023-08-30 22:22:15,487 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:14" (2/3) ... [2023-08-30 22:22:15,487 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7bb1d4d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:22:15, skipping insertion in model container [2023-08-30 22:22:15,487 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:22:15" (3/3) ... [2023-08-30 22:22:15,488 INFO L112 eAbstractionObserver]: Analyzing ICFG mix026_pso.opt_rmo.opt.i [2023-08-30 22:22:15,496 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:22:15,505 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:22:15,506 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-08-30 22:22:15,506 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:22:15,589 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 22:22:15,595 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 22:22:15,601 INFO L158 Benchmark]: Toolchain (without parser) took 1570.27ms. 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 42.2MB in the end (delta: -7.4MB). Peak memory consumption was 7.2MB. Max. memory is 16.1GB. [2023-08-30 22:22:15,602 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 54.5MB. Free memory was 32.1MB in the beginning and 32.1MB in the end (delta: 33.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:22:15,602 INFO L158 Benchmark]: CACSL2BoogieTranslator took 547.84ms. Allocated memory is still 67.1MB. Free memory was 34.5MB in the beginning and 41.9MB in the end (delta: -7.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-08-30 22:22:15,603 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.65ms. Allocated memory is still 67.1MB. Free memory was 41.9MB in the beginning and 39.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:22:15,604 INFO L158 Benchmark]: Boogie Preprocessor took 67.74ms. Allocated memory is still 67.1MB. Free memory was 39.4MB in the beginning and 37.0MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:22:15,605 INFO L158 Benchmark]: RCFGBuilder took 755.37ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 36.9MB in the beginning and 56.0MB in the end (delta: -19.1MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. [2023-08-30 22:22:15,605 INFO L158 Benchmark]: TraceAbstraction took 117.12ms. Allocated memory is still 81.8MB. Free memory was 55.1MB in the beginning and 42.2MB in the end (delta: 12.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-30 22:22:15,614 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 54.5MB. Free memory was 32.1MB in the beginning and 32.1MB in the end (delta: 33.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 547.84ms. Allocated memory is still 67.1MB. Free memory was 34.5MB in the beginning and 41.9MB in the end (delta: -7.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.65ms. Allocated memory is still 67.1MB. Free memory was 41.9MB in the beginning and 39.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 67.74ms. Allocated memory is still 67.1MB. Free memory was 39.4MB in the beginning and 37.0MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 755.37ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 36.9MB in the beginning and 56.0MB in the end (delta: -19.1MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. * TraceAbstraction took 117.12ms. Allocated memory is still 81.8MB. Free memory was 55.1MB in the beginning and 42.2MB in the end (delta: 12.8MB). 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 22:22:15,640 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 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