./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/valid-memsafety.prp --file ../../../trunk/examples/svcomp/pthread-wmm/mix017.oepc.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) 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/AutomizerMemDerefMemtrack.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix017.oepc.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a97b4f259d777d70ea3df756a2f94b2605f52fea9df0872361c6911477a44448 --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 01:50:39,452 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 01:50:39,454 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 01:50:39,487 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 01:50:39,489 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 01:50:39,492 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 01:50:39,494 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 01:50:39,497 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 01:50:39,499 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 01:50:39,504 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 01:50:39,505 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 01:50:39,507 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 01:50:39,508 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 01:50:39,510 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 01:50:39,512 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 01:50:39,517 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 01:50:39,518 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 01:50:39,519 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 01:50:39,521 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 01:50:39,526 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 01:50:39,536 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 01:50:39,537 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 01:50:39,538 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 01:50:39,539 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 01:50:39,546 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 01:50:39,546 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 01:50:39,547 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 01:50:39,549 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 01:50:39,549 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 01:50:39,550 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 01:50:39,550 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 01:50:39,556 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 01:50:39,558 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 01:50:39,559 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 01:50:39,560 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 01:50:39,560 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 01:50:39,561 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 01:50:39,561 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 01:50:39,562 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 01:50:39,562 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 01:50:39,563 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 01:50:39,564 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-08-30 01:50:39,603 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 01:50:39,603 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 01:50:39,604 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 01:50:39,604 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 01:50:39,605 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 01:50:39,606 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 01:50:39,606 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 01:50:39,606 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 01:50:39,607 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 01:50:39,607 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 01:50:39,608 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 01:50:39,608 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 01:50:39,608 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 01:50:39,608 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 01:50:39,609 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 01:50:39,609 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 01:50:39,609 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 01:50:39,609 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 01:50:39,610 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 01:50:39,610 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 01:50:39,610 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 01:50:39,610 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 01:50:39,611 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 01:50:39,611 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 01:50:39,611 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 01:50:39,611 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:50:39,612 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 01:50:39,612 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 01:50:39,612 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 01:50:39,612 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 01:50:39,612 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 01:50:39,613 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 01:50:39,613 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 01:50:39,613 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 01:50:39,613 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a97b4f259d777d70ea3df756a2f94b2605f52fea9df0872361c6911477a44448 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 01:50:39,953 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 01:50:39,979 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 01:50:39,981 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 01:50:39,983 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 01:50:39,983 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 01:50:39,984 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix017.oepc.i [2023-08-30 01:50:41,225 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 01:50:41,496 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 01:50:41,496 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix017.oepc.i [2023-08-30 01:50:41,511 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a64a74cc9/16f8b9bb7e8f4298bae34b3e8ae74035/FLAGafe5931e5 [2023-08-30 01:50:41,525 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a64a74cc9/16f8b9bb7e8f4298bae34b3e8ae74035 [2023-08-30 01:50:41,530 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 01:50:41,531 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 01:50:41,534 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 01:50:41,534 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 01:50:41,537 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 01:50:41,537 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:50:41" (1/1) ... [2023-08-30 01:50:41,538 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@202d6726 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:41, skipping insertion in model container [2023-08-30 01:50:41,538 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:50:41" (1/1) ... [2023-08-30 01:50:41,544 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 01:50:41,588 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 01:50:41,743 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/mix017.oepc.i[945,958] [2023-08-30 01:50:41,968 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:50:41,988 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 01:50:41,999 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/mix017.oepc.i[945,958] [2023-08-30 01:50:42,040 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:50:42,070 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:50:42,071 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:50:42,077 INFO L208 MainTranslator]: Completed translation [2023-08-30 01:50:42,077 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:42 WrapperNode [2023-08-30 01:50:42,078 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 01:50:42,079 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 01:50:42,079 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 01:50:42,079 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 01:50:42,086 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:42" (1/1) ... [2023-08-30 01:50:42,117 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:42" (1/1) ... [2023-08-30 01:50:42,161 INFO L138 Inliner]: procedures = 177, calls = 69, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 146 [2023-08-30 01:50:42,161 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 01:50:42,163 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 01:50:42,163 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 01:50:42,163 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 01:50:42,171 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:42" (1/1) ... [2023-08-30 01:50:42,172 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:42" (1/1) ... [2023-08-30 01:50:42,185 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:42" (1/1) ... [2023-08-30 01:50:42,186 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:42" (1/1) ... [2023-08-30 01:50:42,196 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:42" (1/1) ... [2023-08-30 01:50:42,207 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:42" (1/1) ... [2023-08-30 01:50:42,209 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:42" (1/1) ... [2023-08-30 01:50:42,214 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:42" (1/1) ... [2023-08-30 01:50:42,218 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 01:50:42,223 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 01:50:42,223 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 01:50:42,224 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 01:50:42,224 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:42" (1/1) ... [2023-08-30 01:50:42,229 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:50:42,240 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 01:50:42,258 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 01:50:42,281 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 01:50:42,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 01:50:42,296 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 01:50:42,296 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 01:50:42,296 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 01:50:42,296 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 01:50:42,296 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 01:50:42,296 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 01:50:42,297 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 01:50:42,297 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 01:50:42,297 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 01:50:42,297 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 01:50:42,297 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-08-30 01:50:42,297 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-08-30 01:50:42,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 01:50:42,298 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 01:50:42,298 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 01:50:42,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 01:50:42,299 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 01:50:42,464 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 01:50:42,466 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 01:50:42,797 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 01:50:42,901 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 01:50:42,902 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 01:50:42,904 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:50:42 BoogieIcfgContainer [2023-08-30 01:50:42,904 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 01:50:42,914 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 01:50:42,914 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 01:50:42,917 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 01:50:42,917 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 01:50:41" (1/3) ... [2023-08-30 01:50:42,917 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@663a4523 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:50:42, skipping insertion in model container [2023-08-30 01:50:42,918 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:42" (2/3) ... [2023-08-30 01:50:42,918 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@663a4523 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:50:42, skipping insertion in model container [2023-08-30 01:50:42,918 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:50:42" (3/3) ... [2023-08-30 01:50:42,919 INFO L112 eAbstractionObserver]: Analyzing ICFG mix017.oepc.i [2023-08-30 01:50:42,934 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 01:50:42,934 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 11 error locations. [2023-08-30 01:50:42,934 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 01:50:42,992 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 01:50:42,998 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 01:50:43,002 INFO L158 Benchmark]: Toolchain (without parser) took 1469.58ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 54.4MB in the beginning and 59.5MB in the end (delta: -5.1MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. [2023-08-30 01:50:43,002 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 58.7MB. Free memory is still 36.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:50:43,002 INFO L158 Benchmark]: CACSL2BoogieTranslator took 544.22ms. Allocated memory is still 77.6MB. Free memory was 54.1MB in the beginning and 50.0MB in the end (delta: 4.1MB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. [2023-08-30 01:50:43,003 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.41ms. Allocated memory is still 77.6MB. Free memory was 50.0MB in the beginning and 47.6MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:50:43,003 INFO L158 Benchmark]: Boogie Preprocessor took 59.44ms. Allocated memory is still 77.6MB. Free memory was 47.6MB in the beginning and 45.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:50:43,004 INFO L158 Benchmark]: RCFGBuilder took 681.18ms. Allocated memory is still 77.6MB. Free memory was 45.5MB in the beginning and 28.9MB in the end (delta: 16.6MB). Peak memory consumption was 15.6MB. Max. memory is 16.1GB. [2023-08-30 01:50:43,005 INFO L158 Benchmark]: TraceAbstraction took 86.48ms. Allocated memory is still 94.4MB. Free memory was 70.7MB in the beginning and 59.5MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-08-30 01:50:43,007 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 58.7MB. Free memory is still 36.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 544.22ms. Allocated memory is still 77.6MB. Free memory was 54.1MB in the beginning and 50.0MB in the end (delta: 4.1MB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.41ms. Allocated memory is still 77.6MB. Free memory was 50.0MB in the beginning and 47.6MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 59.44ms. Allocated memory is still 77.6MB. Free memory was 47.6MB in the beginning and 45.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 681.18ms. Allocated memory is still 77.6MB. Free memory was 45.5MB in the beginning and 28.9MB in the end (delta: 16.6MB). Peak memory consumption was 15.6MB. Max. memory is 16.1GB. * TraceAbstraction took 86.48ms. Allocated memory is still 94.4MB. Free memory was 70.7MB in the beginning and 59.5MB in the end (delta: 11.3MB). 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 01:50:43,023 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/AutomizerMemDerefMemtrack.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix017.oepc.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a97b4f259d777d70ea3df756a2f94b2605f52fea9df0872361c6911477a44448 --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 01:50:44,918 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 01:50:44,920 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 01:50:44,964 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 01:50:44,966 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 01:50:44,969 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 01:50:44,971 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 01:50:44,973 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 01:50:44,975 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 01:50:44,980 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 01:50:44,981 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 01:50:44,983 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 01:50:44,983 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 01:50:44,985 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 01:50:44,986 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 01:50:44,991 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 01:50:44,993 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 01:50:44,994 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 01:50:44,995 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 01:50:45,000 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 01:50:45,010 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 01:50:45,011 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 01:50:45,012 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 01:50:45,013 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 01:50:45,019 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 01:50:45,020 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 01:50:45,020 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 01:50:45,022 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 01:50:45,023 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 01:50:45,023 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 01:50:45,024 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 01:50:45,030 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 01:50:45,032 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 01:50:45,033 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 01:50:45,033 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 01:50:45,034 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 01:50:45,034 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 01:50:45,034 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 01:50:45,035 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 01:50:45,035 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 01:50:45,036 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 01:50:45,038 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-08-30 01:50:45,070 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 01:50:45,071 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 01:50:45,072 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 01:50:45,072 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 01:50:45,073 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 01:50:45,073 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 01:50:45,074 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 01:50:45,074 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 01:50:45,074 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 01:50:45,074 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 01:50:45,075 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 01:50:45,076 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 01:50:45,076 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 01:50:45,076 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 01:50:45,076 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 01:50:45,076 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 01:50:45,077 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 01:50:45,077 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 01:50:45,077 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 01:50:45,077 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 01:50:45,078 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 01:50:45,078 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 01:50:45,078 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 01:50:45,078 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 01:50:45,078 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 01:50:45,079 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 01:50:45,079 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 01:50:45,079 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:50:45,079 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 01:50:45,079 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 01:50:45,080 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 01:50:45,080 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 01:50:45,080 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 01:50:45,081 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 01:50:45,081 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 01:50:45,081 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 01:50:45,081 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 01:50:45,081 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a97b4f259d777d70ea3df756a2f94b2605f52fea9df0872361c6911477a44448 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 01:50:45,429 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 01:50:45,452 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 01:50:45,455 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 01:50:45,457 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 01:50:45,458 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 01:50:45,459 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix017.oepc.i [2023-08-30 01:50:46,684 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 01:50:46,924 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 01:50:46,925 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix017.oepc.i [2023-08-30 01:50:46,939 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/281db8739/7394a1c3329e474d9d6ae2a593833716/FLAG258e59787 [2023-08-30 01:50:46,954 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/281db8739/7394a1c3329e474d9d6ae2a593833716 [2023-08-30 01:50:46,956 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 01:50:46,957 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 01:50:46,958 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 01:50:46,958 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 01:50:46,966 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 01:50:46,967 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:50:46" (1/1) ... [2023-08-30 01:50:46,969 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ceafdde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:46, skipping insertion in model container [2023-08-30 01:50:46,969 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:50:46" (1/1) ... [2023-08-30 01:50:46,974 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 01:50:47,010 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 01:50:47,142 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/mix017.oepc.i[945,958] [2023-08-30 01:50:47,353 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:50:47,370 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 01:50:47,382 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/mix017.oepc.i[945,958] [2023-08-30 01:50:47,420 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:50:47,458 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:50:47,459 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:50:47,465 INFO L208 MainTranslator]: Completed translation [2023-08-30 01:50:47,465 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:47 WrapperNode [2023-08-30 01:50:47,465 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 01:50:47,466 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 01:50:47,467 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 01:50:47,467 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 01:50:47,473 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:47" (1/1) ... [2023-08-30 01:50:47,518 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:47" (1/1) ... [2023-08-30 01:50:47,550 INFO L138 Inliner]: procedures = 180, calls = 69, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 147 [2023-08-30 01:50:47,551 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 01:50:47,552 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 01:50:47,552 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 01:50:47,553 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 01:50:47,561 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:47" (1/1) ... [2023-08-30 01:50:47,561 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:47" (1/1) ... [2023-08-30 01:50:47,576 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:47" (1/1) ... [2023-08-30 01:50:47,577 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:47" (1/1) ... [2023-08-30 01:50:47,589 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:47" (1/1) ... [2023-08-30 01:50:47,606 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:47" (1/1) ... [2023-08-30 01:50:47,609 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:47" (1/1) ... [2023-08-30 01:50:47,610 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:47" (1/1) ... [2023-08-30 01:50:47,614 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 01:50:47,621 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 01:50:47,622 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 01:50:47,622 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 01:50:47,623 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:47" (1/1) ... [2023-08-30 01:50:47,628 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:50:47,639 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 01:50:47,654 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 01:50:47,676 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 01:50:47,690 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 01:50:47,690 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 01:50:47,691 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 01:50:47,691 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 01:50:47,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 01:50:47,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 01:50:47,691 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 01:50:47,691 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 01:50:47,691 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 01:50:47,692 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 01:50:47,692 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 01:50:47,692 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 01:50:47,692 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-08-30 01:50:47,692 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-08-30 01:50:47,693 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 01:50:47,693 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 01:50:47,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 01:50:47,694 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 01:50:47,892 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 01:50:47,894 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 01:50:48,213 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 01:50:48,326 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 01:50:48,327 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 01:50:48,329 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:50:48 BoogieIcfgContainer [2023-08-30 01:50:48,329 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 01:50:48,331 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 01:50:48,331 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 01:50:48,352 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 01:50:48,353 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 01:50:46" (1/3) ... [2023-08-30 01:50:48,353 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a6727f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:50:48, skipping insertion in model container [2023-08-30 01:50:48,353 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:47" (2/3) ... [2023-08-30 01:50:48,354 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a6727f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:50:48, skipping insertion in model container [2023-08-30 01:50:48,354 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:50:48" (3/3) ... [2023-08-30 01:50:48,355 INFO L112 eAbstractionObserver]: Analyzing ICFG mix017.oepc.i [2023-08-30 01:50:48,371 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 01:50:48,371 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 11 error locations. [2023-08-30 01:50:48,372 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 01:50:48,432 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 01:50:48,438 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 01:50:48,444 INFO L158 Benchmark]: Toolchain (without parser) took 1485.48ms. Allocated memory is still 88.1MB. Free memory was 59.1MB in the beginning and 49.8MB in the end (delta: 9.3MB). Peak memory consumption was 32.0MB. Max. memory is 16.1GB. [2023-08-30 01:50:48,444 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 56.6MB. Free memory was 34.5MB in the beginning and 34.5MB in the end (delta: 48.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:50:48,445 INFO L158 Benchmark]: CACSL2BoogieTranslator took 507.34ms. Allocated memory is still 88.1MB. Free memory was 58.9MB in the beginning and 55.5MB in the end (delta: 3.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-08-30 01:50:48,445 INFO L158 Benchmark]: Boogie Procedure Inliner took 84.48ms. Allocated memory is still 88.1MB. Free memory was 55.5MB in the beginning and 53.0MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 01:50:48,446 INFO L158 Benchmark]: Boogie Preprocessor took 68.55ms. Allocated memory is still 88.1MB. Free memory was 53.0MB in the beginning and 50.5MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:50:48,447 INFO L158 Benchmark]: RCFGBuilder took 707.73ms. Allocated memory is still 88.1MB. Free memory was 50.5MB in the beginning and 31.0MB in the end (delta: 19.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-08-30 01:50:48,447 INFO L158 Benchmark]: TraceAbstraction took 111.40ms. Allocated memory is still 88.1MB. Free memory was 30.5MB in the beginning and 49.8MB in the end (delta: -19.4MB). Peak memory consumption was 5.2MB. Max. memory is 16.1GB. [2023-08-30 01:50:48,454 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 56.6MB. Free memory was 34.5MB in the beginning and 34.5MB in the end (delta: 48.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 507.34ms. Allocated memory is still 88.1MB. Free memory was 58.9MB in the beginning and 55.5MB in the end (delta: 3.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 84.48ms. Allocated memory is still 88.1MB. Free memory was 55.5MB in the beginning and 53.0MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 68.55ms. Allocated memory is still 88.1MB. Free memory was 53.0MB in the beginning and 50.5MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 707.73ms. Allocated memory is still 88.1MB. Free memory was 50.5MB in the beginning and 31.0MB in the end (delta: 19.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * TraceAbstraction took 111.40ms. Allocated memory is still 88.1MB. Free memory was 30.5MB in the beginning and 49.8MB in the end (delta: -19.4MB). Peak memory consumption was 5.2MB. 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 01:50:48,484 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