./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/valid-memsafety.prp --file ../../../trunk/examples/svcomp/pthread-wmm/safe022_tso.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/safe022_tso.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 cfc87f4ca115dcc389a4b05cbc106fd8bac1a9e17a58d50108d65580024dc2f5 --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 01:55:58,414 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 01:55:58,416 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 01:55:58,459 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 01:55:58,460 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 01:55:58,463 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 01:55:58,465 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 01:55:58,467 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 01:55:58,469 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 01:55:58,474 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 01:55:58,475 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 01:55:58,477 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 01:55:58,478 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 01:55:58,480 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 01:55:58,481 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 01:55:58,487 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 01:55:58,489 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 01:55:58,490 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 01:55:58,492 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 01:55:58,496 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 01:55:58,498 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 01:55:58,499 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 01:55:58,500 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 01:55:58,501 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 01:55:58,508 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 01:55:58,509 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 01:55:58,509 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 01:55:58,511 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 01:55:58,511 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 01:55:58,512 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 01:55:58,512 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 01:55:58,517 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 01:55:58,518 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 01:55:58,519 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 01:55:58,520 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 01:55:58,520 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 01:55:58,521 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 01:55:58,521 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 01:55:58,521 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 01:55:58,522 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 01:55:58,523 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 01:55:58,525 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-08-30 01:55:58,554 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 01:55:58,554 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 01:55:58,556 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 01:55:58,556 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 01:55:58,557 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 01:55:58,557 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 01:55:58,557 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 01:55:58,558 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 01:55:58,558 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 01:55:58,558 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 01:55:58,559 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 01:55:58,559 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 01:55:58,559 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 01:55:58,559 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 01:55:58,560 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 01:55:58,560 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 01:55:58,560 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 01:55:58,560 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 01:55:58,560 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 01:55:58,560 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 01:55:58,561 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 01:55:58,561 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 01:55:58,561 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 01:55:58,561 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 01:55:58,561 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 01:55:58,562 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:55:58,562 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 01:55:58,562 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 01:55:58,562 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 01:55:58,562 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 01:55:58,562 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 01:55:58,563 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 01:55:58,563 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 01:55:58,563 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 01:55:58,563 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cfc87f4ca115dcc389a4b05cbc106fd8bac1a9e17a58d50108d65580024dc2f5 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 01:55:58,881 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 01:55:58,901 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 01:55:58,903 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 01:55:58,904 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 01:55:58,905 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 01:55:58,906 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe022_tso.i [2023-08-30 01:55:59,997 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 01:56:00,204 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 01:56:00,204 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe022_tso.i [2023-08-30 01:56:00,214 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bcaeafbe4/29395d71d8cd4847ad7fc2ee589c7ddc/FLAGd40402b81 [2023-08-30 01:56:00,228 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bcaeafbe4/29395d71d8cd4847ad7fc2ee589c7ddc [2023-08-30 01:56:00,230 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 01:56:00,232 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 01:56:00,234 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 01:56:00,235 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 01:56:00,238 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 01:56:00,239 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:56:00" (1/1) ... [2023-08-30 01:56:00,242 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3432076d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:00, skipping insertion in model container [2023-08-30 01:56:00,242 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:56:00" (1/1) ... [2023-08-30 01:56:00,247 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 01:56:00,276 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 01:56:00,435 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/safe022_tso.i[945,958] [2023-08-30 01:56:00,604 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:56:00,615 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 01:56:00,628 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/safe022_tso.i[945,958] [2023-08-30 01:56:00,677 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:56:00,734 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:56:00,734 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:56:00,740 INFO L208 MainTranslator]: Completed translation [2023-08-30 01:56:00,740 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:00 WrapperNode [2023-08-30 01:56:00,741 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 01:56:00,742 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 01:56:00,742 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 01:56:00,742 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 01:56:00,748 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:00" (1/1) ... [2023-08-30 01:56:00,774 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:00" (1/1) ... [2023-08-30 01:56:00,798 INFO L138 Inliner]: procedures = 175, calls = 40, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 59 [2023-08-30 01:56:00,798 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 01:56:00,799 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 01:56:00,799 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 01:56:00,799 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 01:56:00,806 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:00" (1/1) ... [2023-08-30 01:56:00,807 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:00" (1/1) ... [2023-08-30 01:56:00,818 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:00" (1/1) ... [2023-08-30 01:56:00,818 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:00" (1/1) ... [2023-08-30 01:56:00,825 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:00" (1/1) ... [2023-08-30 01:56:00,832 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:00" (1/1) ... [2023-08-30 01:56:00,833 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:00" (1/1) ... [2023-08-30 01:56:00,838 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:00" (1/1) ... [2023-08-30 01:56:00,840 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 01:56:00,845 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 01:56:00,846 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 01:56:00,846 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 01:56:00,847 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:00" (1/1) ... [2023-08-30 01:56:00,852 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:56:00,863 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 01:56:00,875 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 01:56:00,901 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 01:56:00,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 01:56:00,923 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 01:56:00,924 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 01:56:00,924 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 01:56:00,924 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 01:56:00,924 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 01:56:00,925 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 01:56:00,925 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 01:56:00,925 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 01:56:00,925 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 01:56:00,925 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 01:56:00,925 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 01:56:00,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 01:56:00,927 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 01:56:01,102 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 01:56:01,106 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 01:56:01,237 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 01:56:01,243 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 01:56:01,243 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 01:56:01,245 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:56:01 BoogieIcfgContainer [2023-08-30 01:56:01,245 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 01:56:01,247 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 01:56:01,247 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 01:56:01,250 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 01:56:01,250 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 01:56:00" (1/3) ... [2023-08-30 01:56:01,251 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1bc7a920 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:56:01, skipping insertion in model container [2023-08-30 01:56:01,251 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:00" (2/3) ... [2023-08-30 01:56:01,252 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1bc7a920 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:56:01, skipping insertion in model container [2023-08-30 01:56:01,252 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:56:01" (3/3) ... [2023-08-30 01:56:01,253 INFO L112 eAbstractionObserver]: Analyzing ICFG safe022_tso.i [2023-08-30 01:56:01,269 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 01:56:01,269 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2023-08-30 01:56:01,269 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 01:56:01,332 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 01:56:01,338 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 01:56:01,343 INFO L158 Benchmark]: Toolchain (without parser) took 1110.36ms. Allocated memory was 69.2MB in the beginning and 117.4MB in the end (delta: 48.2MB). Free memory was 45.6MB in the beginning and 67.0MB in the end (delta: -21.4MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-08-30 01:56:01,343 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 69.2MB. Free memory is still 46.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:56:01,344 INFO L158 Benchmark]: CACSL2BoogieTranslator took 507.14ms. Allocated memory was 69.2MB in the beginning and 117.4MB in the end (delta: 48.2MB). Free memory was 45.4MB in the beginning and 90.7MB in the end (delta: -45.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-08-30 01:56:01,344 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.48ms. Allocated memory is still 117.4MB. Free memory was 90.1MB in the beginning and 88.6MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:56:01,345 INFO L158 Benchmark]: Boogie Preprocessor took 46.03ms. Allocated memory is still 117.4MB. Free memory was 88.6MB in the beginning and 87.3MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:56:01,346 INFO L158 Benchmark]: RCFGBuilder took 399.80ms. Allocated memory is still 117.4MB. Free memory was 86.7MB in the beginning and 73.4MB in the end (delta: 13.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-08-30 01:56:01,346 INFO L158 Benchmark]: TraceAbstraction took 94.28ms. Allocated memory is still 117.4MB. Free memory was 72.7MB in the beginning and 67.0MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-08-30 01:56:01,349 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 69.2MB. Free memory is still 46.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 507.14ms. Allocated memory was 69.2MB in the beginning and 117.4MB in the end (delta: 48.2MB). Free memory was 45.4MB in the beginning and 90.7MB in the end (delta: -45.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.48ms. Allocated memory is still 117.4MB. Free memory was 90.1MB in the beginning and 88.6MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 46.03ms. Allocated memory is still 117.4MB. Free memory was 88.6MB in the beginning and 87.3MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 399.80ms. Allocated memory is still 117.4MB. Free memory was 86.7MB in the beginning and 73.4MB in the end (delta: 13.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 94.28ms. Allocated memory is still 117.4MB. Free memory was 72.7MB in the beginning and 67.0MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 01:56:01,369 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe022_tso.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 cfc87f4ca115dcc389a4b05cbc106fd8bac1a9e17a58d50108d65580024dc2f5 --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 01:56:03,246 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 01:56:03,248 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 01:56:03,294 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 01:56:03,296 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 01:56:03,299 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 01:56:03,301 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 01:56:03,303 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 01:56:03,305 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 01:56:03,309 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 01:56:03,310 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 01:56:03,313 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 01:56:03,313 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 01:56:03,315 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 01:56:03,316 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 01:56:03,321 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 01:56:03,321 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 01:56:03,323 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 01:56:03,324 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 01:56:03,329 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 01:56:03,330 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 01:56:03,331 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 01:56:03,331 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 01:56:03,332 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 01:56:03,338 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 01:56:03,339 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 01:56:03,339 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 01:56:03,341 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 01:56:03,341 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 01:56:03,342 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 01:56:03,342 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 01:56:03,347 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 01:56:03,349 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 01:56:03,349 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 01:56:03,350 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 01:56:03,350 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 01:56:03,351 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 01:56:03,351 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 01:56:03,351 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 01:56:03,352 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 01:56:03,352 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 01:56:03,361 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-08-30 01:56:03,391 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 01:56:03,392 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 01:56:03,392 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 01:56:03,392 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 01:56:03,393 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 01:56:03,393 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 01:56:03,393 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 01:56:03,393 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 01:56:03,393 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 01:56:03,394 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 01:56:03,394 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 01:56:03,394 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 01:56:03,394 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 01:56:03,394 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 01:56:03,394 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 01:56:03,394 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 01:56:03,395 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 01:56:03,395 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 01:56:03,395 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 01:56:03,395 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 01:56:03,395 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 01:56:03,395 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 01:56:03,395 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 01:56:03,395 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 01:56:03,395 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 01:56:03,396 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 01:56:03,396 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 01:56:03,396 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:56:03,396 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 01:56:03,396 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 01:56:03,396 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 01:56:03,396 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 01:56:03,396 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 01:56:03,396 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 01:56:03,397 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 01:56:03,397 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 01:56:03,397 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 01:56:03,397 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cfc87f4ca115dcc389a4b05cbc106fd8bac1a9e17a58d50108d65580024dc2f5 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 01:56:03,668 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 01:56:03,694 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 01:56:03,697 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 01:56:03,698 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 01:56:03,698 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 01:56:03,699 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe022_tso.i [2023-08-30 01:56:05,013 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 01:56:05,312 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 01:56:05,317 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe022_tso.i [2023-08-30 01:56:05,333 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e9b3169ca/a2a841a90d0a45f89fdb5e01e8346ab9/FLAG2d7952a7b [2023-08-30 01:56:05,345 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e9b3169ca/a2a841a90d0a45f89fdb5e01e8346ab9 [2023-08-30 01:56:05,347 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 01:56:05,348 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 01:56:05,349 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 01:56:05,349 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 01:56:05,353 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 01:56:05,354 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:56:05" (1/1) ... [2023-08-30 01:56:05,355 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@651bf718 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:05, skipping insertion in model container [2023-08-30 01:56:05,355 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:56:05" (1/1) ... [2023-08-30 01:56:05,361 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 01:56:05,418 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 01:56:05,548 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/safe022_tso.i[945,958] [2023-08-30 01:56:05,667 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:56:05,684 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 01:56:05,695 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/safe022_tso.i[945,958] [2023-08-30 01:56:05,724 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:56:05,770 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:56:05,770 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:56:05,807 INFO L208 MainTranslator]: Completed translation [2023-08-30 01:56:05,807 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:05 WrapperNode [2023-08-30 01:56:05,808 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 01:56:05,809 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 01:56:05,809 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 01:56:05,809 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 01:56:05,815 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:05" (1/1) ... [2023-08-30 01:56:05,847 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:05" (1/1) ... [2023-08-30 01:56:05,868 INFO L138 Inliner]: procedures = 178, calls = 40, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 60 [2023-08-30 01:56:05,869 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 01:56:05,871 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 01:56:05,871 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 01:56:05,871 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 01:56:05,878 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:05" (1/1) ... [2023-08-30 01:56:05,878 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:05" (1/1) ... [2023-08-30 01:56:05,889 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:05" (1/1) ... [2023-08-30 01:56:05,890 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:05" (1/1) ... [2023-08-30 01:56:05,901 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:05" (1/1) ... [2023-08-30 01:56:05,907 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:05" (1/1) ... [2023-08-30 01:56:05,909 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:05" (1/1) ... [2023-08-30 01:56:05,917 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:05" (1/1) ... [2023-08-30 01:56:05,920 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 01:56:05,924 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 01:56:05,924 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 01:56:05,924 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 01:56:05,925 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:05" (1/1) ... [2023-08-30 01:56:05,931 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:56:05,941 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 01:56:05,954 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 01:56:05,978 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 01:56:05,989 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 01:56:05,990 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 01:56:05,990 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 01:56:05,990 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 01:56:05,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 01:56:05,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 01:56:05,991 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 01:56:05,991 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 01:56:05,991 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 01:56:05,991 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 01:56:05,991 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 01:56:05,991 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 01:56:05,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 01:56:05,993 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 01:56:06,183 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 01:56:06,184 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 01:56:06,366 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 01:56:06,376 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 01:56:06,377 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 01:56:06,379 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:56:06 BoogieIcfgContainer [2023-08-30 01:56:06,380 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 01:56:06,382 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 01:56:06,382 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 01:56:06,389 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 01:56:06,389 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 01:56:05" (1/3) ... [2023-08-30 01:56:06,390 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54a7da1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:56:06, skipping insertion in model container [2023-08-30 01:56:06,390 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:05" (2/3) ... [2023-08-30 01:56:06,390 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54a7da1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:56:06, skipping insertion in model container [2023-08-30 01:56:06,391 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:56:06" (3/3) ... [2023-08-30 01:56:06,392 INFO L112 eAbstractionObserver]: Analyzing ICFG safe022_tso.i [2023-08-30 01:56:06,406 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 01:56:06,406 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2023-08-30 01:56:06,406 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 01:56:06,491 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 01:56:06,497 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 01:56:06,502 INFO L158 Benchmark]: Toolchain (without parser) took 1153.01ms. Allocated memory is still 90.2MB. Free memory was 67.4MB in the beginning and 42.6MB in the end (delta: 24.9MB). Peak memory consumption was 23.9MB. Max. memory is 16.1GB. [2023-08-30 01:56:06,503 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 65.0MB. Free memory is still 43.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:56:06,503 INFO L158 Benchmark]: CACSL2BoogieTranslator took 458.65ms. Allocated memory is still 90.2MB. Free memory was 67.2MB in the beginning and 68.7MB in the end (delta: -1.5MB). Peak memory consumption was 23.9MB. Max. memory is 16.1GB. [2023-08-30 01:56:06,503 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.18ms. Allocated memory is still 90.2MB. Free memory was 68.3MB in the beginning and 66.6MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:56:06,504 INFO L158 Benchmark]: Boogie Preprocessor took 52.63ms. Allocated memory is still 90.2MB. Free memory was 66.1MB in the beginning and 65.0MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:56:06,505 INFO L158 Benchmark]: RCFGBuilder took 456.16ms. Allocated memory is still 90.2MB. Free memory was 64.5MB in the beginning and 50.3MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-08-30 01:56:06,506 INFO L158 Benchmark]: TraceAbstraction took 119.05ms. Allocated memory is still 90.2MB. Free memory was 49.4MB in the beginning and 42.6MB in the end (delta: 6.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-08-30 01:56:06,514 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 65.0MB. Free memory is still 43.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 458.65ms. Allocated memory is still 90.2MB. Free memory was 67.2MB in the beginning and 68.7MB in the end (delta: -1.5MB). Peak memory consumption was 23.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.18ms. Allocated memory is still 90.2MB. Free memory was 68.3MB in the beginning and 66.6MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 52.63ms. Allocated memory is still 90.2MB. Free memory was 66.1MB in the beginning and 65.0MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 456.16ms. Allocated memory is still 90.2MB. Free memory was 64.5MB in the beginning and 50.3MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 119.05ms. Allocated memory is still 90.2MB. Free memory was 49.4MB in the beginning and 42.6MB in the end (delta: 6.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 01:56:06,532 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