./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/valid-memsafety.prp --file ../../../trunk/examples/svcomp/pthread-wmm/safe021_power.opt_pso.opt.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/safe021_power.opt_pso.opt.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 10a668ec1ea7995e15ba3bf7e664e16993ba1d6d90153ec7cf305acc426b53b6 --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 01:55:55,006 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 01:55:55,007 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 01:55:55,029 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 01:55:55,030 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 01:55:55,031 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 01:55:55,032 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 01:55:55,033 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 01:55:55,035 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 01:55:55,035 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 01:55:55,036 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 01:55:55,037 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 01:55:55,038 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 01:55:55,039 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 01:55:55,039 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 01:55:55,040 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 01:55:55,041 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 01:55:55,042 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 01:55:55,043 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 01:55:55,044 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 01:55:55,055 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 01:55:55,056 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 01:55:55,057 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 01:55:55,058 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 01:55:55,061 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 01:55:55,062 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 01:55:55,062 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 01:55:55,063 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 01:55:55,063 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 01:55:55,064 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 01:55:55,065 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 01:55:55,065 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 01:55:55,066 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 01:55:55,067 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 01:55:55,068 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 01:55:55,068 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 01:55:55,069 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 01:55:55,069 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 01:55:55,069 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 01:55:55,070 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 01:55:55,070 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 01:55:55,071 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-08-30 01:55:55,091 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 01:55:55,091 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 01:55:55,091 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 01:55:55,092 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 01:55:55,092 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 01:55:55,093 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 01:55:55,093 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 01:55:55,093 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 01:55:55,094 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 01:55:55,094 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 01:55:55,094 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 01:55:55,094 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 01:55:55,095 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 01:55:55,095 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 01:55:55,095 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 01:55:55,095 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 01:55:55,095 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 01:55:55,096 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 01:55:55,096 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 01:55:55,096 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 01:55:55,096 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 01:55:55,097 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 01:55:55,097 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 01:55:55,097 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 01:55:55,097 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 01:55:55,098 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:55:55,098 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 01:55:55,098 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 01:55:55,098 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 01:55:55,099 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 01:55:55,099 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 01:55:55,099 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 01:55:55,099 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 01:55:55,099 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 01:55:55,100 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 10a668ec1ea7995e15ba3bf7e664e16993ba1d6d90153ec7cf305acc426b53b6 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 01:55:55,373 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 01:55:55,396 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 01:55:55,398 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 01:55:55,399 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 01:55:55,400 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 01:55:55,401 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe021_power.opt_pso.opt.i [2023-08-30 01:55:56,569 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 01:55:56,858 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 01:55:56,858 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe021_power.opt_pso.opt.i [2023-08-30 01:55:56,871 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/313d50fe1/b6454c94ebbc47829000c4e303e6d026/FLAG9421c13d4 [2023-08-30 01:55:56,888 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/313d50fe1/b6454c94ebbc47829000c4e303e6d026 [2023-08-30 01:55:56,890 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 01:55:56,891 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 01:55:56,901 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 01:55:56,901 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 01:55:56,904 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 01:55:56,905 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:55:56" (1/1) ... [2023-08-30 01:55:56,906 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f92b02a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:56, skipping insertion in model container [2023-08-30 01:55:56,906 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:55:56" (1/1) ... [2023-08-30 01:55:56,912 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 01:55:56,948 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 01:55:57,074 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe021_power.opt_pso.opt.i[959,972] [2023-08-30 01:55:57,291 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:55:57,309 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 01:55:57,324 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe021_power.opt_pso.opt.i[959,972] [2023-08-30 01:55:57,391 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:55:57,440 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:55:57,440 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:55:57,446 INFO L208 MainTranslator]: Completed translation [2023-08-30 01:55:57,447 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:57 WrapperNode [2023-08-30 01:55:57,447 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 01:55:57,448 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 01:55:57,448 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 01:55:57,448 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 01:55:57,454 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:57" (1/1) ... [2023-08-30 01:55:57,493 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:57" (1/1) ... [2023-08-30 01:55:57,529 INFO L138 Inliner]: procedures = 176, calls = 54, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 145 [2023-08-30 01:55:57,530 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 01:55:57,531 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 01:55:57,531 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 01:55:57,532 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 01:55:57,539 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:57" (1/1) ... [2023-08-30 01:55:57,540 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:57" (1/1) ... [2023-08-30 01:55:57,556 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:57" (1/1) ... [2023-08-30 01:55:57,557 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:57" (1/1) ... [2023-08-30 01:55:57,564 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:57" (1/1) ... [2023-08-30 01:55:57,578 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:57" (1/1) ... [2023-08-30 01:55:57,580 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:57" (1/1) ... [2023-08-30 01:55:57,588 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:57" (1/1) ... [2023-08-30 01:55:57,591 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 01:55:57,593 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 01:55:57,594 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 01:55:57,594 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 01:55:57,595 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:57" (1/1) ... [2023-08-30 01:55:57,600 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:55:57,611 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 01:55:57,623 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 01:55:57,645 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 01:55:57,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 01:55:57,659 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 01:55:57,659 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 01:55:57,660 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 01:55:57,660 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 01:55:57,660 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 01:55:57,660 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 01:55:57,660 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 01:55:57,661 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 01:55:57,661 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 01:55:57,661 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 01:55:57,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 01:55:57,661 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 01:55:57,661 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 01:55:57,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 01:55:57,663 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 01:55:57,776 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 01:55:57,778 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 01:55:58,149 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 01:55:58,294 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 01:55:58,294 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 01:55:58,297 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:55:58 BoogieIcfgContainer [2023-08-30 01:55:58,297 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 01:55:58,300 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 01:55:58,300 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 01:55:58,303 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 01:55:58,303 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 01:55:56" (1/3) ... [2023-08-30 01:55:58,304 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e2ea906 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:55:58, skipping insertion in model container [2023-08-30 01:55:58,304 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:57" (2/3) ... [2023-08-30 01:55:58,304 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e2ea906 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:55:58, skipping insertion in model container [2023-08-30 01:55:58,305 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:55:58" (3/3) ... [2023-08-30 01:55:58,306 INFO L112 eAbstractionObserver]: Analyzing ICFG safe021_power.opt_pso.opt.i [2023-08-30 01:55:58,321 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 01:55:58,321 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 9 error locations. [2023-08-30 01:55:58,321 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 01:55:58,382 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 01:55:58,388 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 01:55:58,395 INFO L158 Benchmark]: Toolchain (without parser) took 1502.84ms. Allocated memory is still 94.4MB. Free memory was 71.5MB in the beginning and 44.7MB in the end (delta: 26.8MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-08-30 01:55:58,396 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 67.1MB. Free memory was 45.7MB in the beginning and 45.7MB in the end (delta: 56.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:55:58,397 INFO L158 Benchmark]: CACSL2BoogieTranslator took 546.25ms. Allocated memory is still 94.4MB. Free memory was 71.3MB in the beginning and 71.9MB in the end (delta: -648.4kB). Peak memory consumption was 28.7MB. Max. memory is 16.1GB. [2023-08-30 01:55:58,397 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.14ms. Allocated memory is still 94.4MB. Free memory was 71.9MB in the beginning and 69.0MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 01:55:58,398 INFO L158 Benchmark]: Boogie Preprocessor took 61.62ms. Allocated memory is still 94.4MB. Free memory was 69.0MB in the beginning and 67.3MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:55:58,399 INFO L158 Benchmark]: RCFGBuilder took 703.88ms. Allocated memory is still 94.4MB. Free memory was 67.0MB in the beginning and 55.2MB in the end (delta: 11.8MB). Peak memory consumption was 23.8MB. Max. memory is 16.1GB. [2023-08-30 01:55:58,400 INFO L158 Benchmark]: TraceAbstraction took 93.87ms. Allocated memory is still 94.4MB. Free memory was 54.4MB in the beginning and 44.7MB in the end (delta: 9.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-08-30 01:55:58,408 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 67.1MB. Free memory was 45.7MB in the beginning and 45.7MB in the end (delta: 56.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 546.25ms. Allocated memory is still 94.4MB. Free memory was 71.3MB in the beginning and 71.9MB in the end (delta: -648.4kB). Peak memory consumption was 28.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.14ms. Allocated memory is still 94.4MB. Free memory was 71.9MB in the beginning and 69.0MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.62ms. Allocated memory is still 94.4MB. Free memory was 69.0MB in the beginning and 67.3MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 703.88ms. Allocated memory is still 94.4MB. Free memory was 67.0MB in the beginning and 55.2MB in the end (delta: 11.8MB). Peak memory consumption was 23.8MB. Max. memory is 16.1GB. * TraceAbstraction took 93.87ms. Allocated memory is still 94.4MB. Free memory was 54.4MB in the beginning and 44.7MB in the end (delta: 9.6MB). 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 01:55:58,431 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/safe021_power.opt_pso.opt.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 10a668ec1ea7995e15ba3bf7e664e16993ba1d6d90153ec7cf305acc426b53b6 --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 01:56:00,382 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 01:56:00,384 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 01:56:00,427 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 01:56:00,427 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 01:56:00,430 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 01:56:00,433 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 01:56:00,436 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 01:56:00,438 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 01:56:00,442 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 01:56:00,443 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 01:56:00,445 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 01:56:00,446 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 01:56:00,448 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 01:56:00,449 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 01:56:00,454 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 01:56:00,455 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 01:56:00,456 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 01:56:00,458 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 01:56:00,460 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 01:56:00,461 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 01:56:00,466 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 01:56:00,467 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 01:56:00,468 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 01:56:00,476 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 01:56:00,476 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 01:56:00,476 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 01:56:00,478 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 01:56:00,479 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 01:56:00,479 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 01:56:00,479 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 01:56:00,481 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 01:56:00,483 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 01:56:00,483 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 01:56:00,484 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 01:56:00,484 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 01:56:00,485 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 01:56:00,485 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 01:56:00,485 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 01:56:00,486 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 01:56:00,486 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 01:56:00,488 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-08-30 01:56:00,511 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 01:56:00,512 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 01:56:00,513 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 01:56:00,513 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 01:56:00,515 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 01:56:00,515 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 01:56:00,516 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 01:56:00,516 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 01:56:00,516 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 01:56:00,516 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 01:56:00,516 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 01:56:00,516 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 01:56:00,516 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 01:56:00,516 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 01:56:00,517 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 01:56:00,517 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 01:56:00,517 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 01:56:00,517 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 01:56:00,517 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 01:56:00,517 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 01:56:00,517 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 01:56:00,517 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 01:56:00,517 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 01:56:00,517 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 01:56:00,518 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 01:56:00,518 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 01:56:00,518 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 01:56:00,518 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:56:00,518 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 01:56:00,518 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 01:56:00,518 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 01:56:00,518 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 01:56:00,518 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 01:56:00,518 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 01:56:00,519 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 01:56:00,519 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 01:56:00,519 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 01:56:00,519 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 10a668ec1ea7995e15ba3bf7e664e16993ba1d6d90153ec7cf305acc426b53b6 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 01:56:00,801 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 01:56:00,819 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 01:56:00,822 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 01:56:00,823 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 01:56:00,823 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 01:56:00,824 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe021_power.opt_pso.opt.i [2023-08-30 01:56:02,091 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 01:56:02,335 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 01:56:02,341 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe021_power.opt_pso.opt.i [2023-08-30 01:56:02,353 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e31f147bb/083c1b2cdcd145129ff2fafc36f13bbd/FLAG5d8fe39ec [2023-08-30 01:56:02,369 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e31f147bb/083c1b2cdcd145129ff2fafc36f13bbd [2023-08-30 01:56:02,371 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 01:56:02,373 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 01:56:02,374 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 01:56:02,374 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 01:56:02,380 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 01:56:02,381 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:56:02" (1/1) ... [2023-08-30 01:56:02,383 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5302a88b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:02, skipping insertion in model container [2023-08-30 01:56:02,383 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:56:02" (1/1) ... [2023-08-30 01:56:02,388 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 01:56:02,469 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 01:56:02,640 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe021_power.opt_pso.opt.i[959,972] [2023-08-30 01:56:02,863 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:56:02,876 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 01:56:02,890 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe021_power.opt_pso.opt.i[959,972] [2023-08-30 01:56:02,950 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:56:03,000 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:56:03,001 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:56:03,006 INFO L208 MainTranslator]: Completed translation [2023-08-30 01:56:03,007 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:03 WrapperNode [2023-08-30 01:56:03,007 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 01:56:03,008 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 01:56:03,008 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 01:56:03,009 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 01:56:03,014 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:03" (1/1) ... [2023-08-30 01:56:03,034 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:03" (1/1) ... [2023-08-30 01:56:03,059 INFO L138 Inliner]: procedures = 179, calls = 54, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 146 [2023-08-30 01:56:03,060 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 01:56:03,065 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 01:56:03,066 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 01:56:03,066 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 01:56:03,074 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:03" (1/1) ... [2023-08-30 01:56:03,074 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:03" (1/1) ... [2023-08-30 01:56:03,081 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:03" (1/1) ... [2023-08-30 01:56:03,081 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:03" (1/1) ... [2023-08-30 01:56:03,089 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:03" (1/1) ... [2023-08-30 01:56:03,091 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:03" (1/1) ... [2023-08-30 01:56:03,094 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:03" (1/1) ... [2023-08-30 01:56:03,095 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:03" (1/1) ... [2023-08-30 01:56:03,099 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 01:56:03,100 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 01:56:03,100 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 01:56:03,100 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 01:56:03,101 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:03" (1/1) ... [2023-08-30 01:56:03,106 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:56:03,131 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 01:56:03,153 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 01:56:03,162 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 01:56:03,187 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 01:56:03,188 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 01:56:03,188 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 01:56:03,188 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 01:56:03,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 01:56:03,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 01:56:03,188 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 01:56:03,188 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 01:56:03,189 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 01:56:03,189 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 01:56:03,189 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 01:56:03,189 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 01:56:03,189 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 01:56:03,189 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 01:56:03,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 01:56:03,191 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 01:56:03,385 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 01:56:03,386 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 01:56:03,738 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 01:56:03,862 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 01:56:03,862 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 01:56:03,864 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:56:03 BoogieIcfgContainer [2023-08-30 01:56:03,864 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 01:56:03,866 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 01:56:03,866 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 01:56:03,869 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 01:56:03,869 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 01:56:02" (1/3) ... [2023-08-30 01:56:03,869 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20e649c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:56:03, skipping insertion in model container [2023-08-30 01:56:03,870 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:03" (2/3) ... [2023-08-30 01:56:03,871 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20e649c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:56:03, skipping insertion in model container [2023-08-30 01:56:03,871 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:56:03" (3/3) ... [2023-08-30 01:56:03,872 INFO L112 eAbstractionObserver]: Analyzing ICFG safe021_power.opt_pso.opt.i [2023-08-30 01:56:03,884 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 01:56:03,884 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 9 error locations. [2023-08-30 01:56:03,885 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 01:56:03,943 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 01:56:03,949 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 01:56:03,954 INFO L158 Benchmark]: Toolchain (without parser) took 1580.47ms. Allocated memory was 67.1MB in the beginning and 92.3MB in the end (delta: 25.2MB). Free memory was 32.8MB in the beginning and 63.1MB in the end (delta: -30.4MB). Peak memory consumption was 20.5MB. Max. memory is 16.1GB. [2023-08-30 01:56:03,955 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 67.1MB. Free memory is still 44.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:56:03,955 INFO L158 Benchmark]: CACSL2BoogieTranslator took 633.30ms. Allocated memory was 67.1MB in the beginning and 92.3MB in the end (delta: 25.2MB). Free memory was 32.6MB in the beginning and 67.3MB in the end (delta: -34.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-08-30 01:56:03,956 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.46ms. Allocated memory is still 92.3MB. Free memory was 67.3MB in the beginning and 64.7MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:56:03,957 INFO L158 Benchmark]: Boogie Preprocessor took 34.01ms. Allocated memory is still 92.3MB. Free memory was 64.7MB in the beginning and 62.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:56:03,957 INFO L158 Benchmark]: RCFGBuilder took 764.19ms. Allocated memory is still 92.3MB. Free memory was 62.6MB in the beginning and 44.6MB in the end (delta: 18.1MB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. [2023-08-30 01:56:03,958 INFO L158 Benchmark]: TraceAbstraction took 86.45ms. Allocated memory is still 92.3MB. Free memory was 44.0MB in the beginning and 63.1MB in the end (delta: -19.1MB). Peak memory consumption was 6.9MB. Max. memory is 16.1GB. [2023-08-30 01:56:03,965 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 67.1MB. Free memory is still 44.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 633.30ms. Allocated memory was 67.1MB in the beginning and 92.3MB in the end (delta: 25.2MB). Free memory was 32.6MB in the beginning and 67.3MB in the end (delta: -34.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.46ms. Allocated memory is still 92.3MB. Free memory was 67.3MB in the beginning and 64.7MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.01ms. Allocated memory is still 92.3MB. Free memory was 64.7MB in the beginning and 62.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 764.19ms. Allocated memory is still 92.3MB. Free memory was 62.6MB in the beginning and 44.6MB in the end (delta: 18.1MB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. * TraceAbstraction took 86.45ms. Allocated memory is still 92.3MB. Free memory was 44.0MB in the beginning and 63.1MB in the end (delta: -19.1MB). Peak memory consumption was 6.9MB. 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 01:56:03,987 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE