./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/valid-memsafety.prp --file ../../../trunk/examples/svcomp/pthread-wmm/safe003_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/safe003_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 cc60b32bd5539dadbcbe1bdf86f21665a573ec180c72ba491085256c00923963 --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 01:54:10,334 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 01:54:10,336 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 01:54:10,363 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 01:54:10,364 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 01:54:10,365 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 01:54:10,366 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 01:54:10,367 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 01:54:10,369 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 01:54:10,370 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 01:54:10,370 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 01:54:10,371 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 01:54:10,372 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 01:54:10,373 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 01:54:10,373 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 01:54:10,374 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 01:54:10,375 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 01:54:10,376 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 01:54:10,377 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 01:54:10,380 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 01:54:10,393 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 01:54:10,401 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 01:54:10,402 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 01:54:10,404 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 01:54:10,412 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 01:54:10,412 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 01:54:10,413 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 01:54:10,414 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 01:54:10,414 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 01:54:10,416 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 01:54:10,417 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 01:54:10,417 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 01:54:10,421 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 01:54:10,422 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 01:54:10,422 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 01:54:10,423 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 01:54:10,423 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 01:54:10,424 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 01:54:10,425 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 01:54:10,426 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 01:54:10,426 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 01:54:10,428 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-08-30 01:54:10,458 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 01:54:10,458 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 01:54:10,459 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 01:54:10,459 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 01:54:10,459 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 01:54:10,460 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 01:54:10,460 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 01:54:10,460 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 01:54:10,460 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 01:54:10,460 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 01:54:10,461 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 01:54:10,461 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 01:54:10,461 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 01:54:10,461 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 01:54:10,461 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 01:54:10,461 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 01:54:10,462 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 01:54:10,462 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 01:54:10,462 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 01:54:10,462 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 01:54:10,462 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 01:54:10,462 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 01:54:10,462 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 01:54:10,462 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 01:54:10,462 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 01:54:10,463 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:54:10,463 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 01:54:10,463 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 01:54:10,463 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 01:54:10,463 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 01:54:10,463 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 01:54:10,463 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 01:54:10,463 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 01:54:10,463 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 01:54:10,464 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cc60b32bd5539dadbcbe1bdf86f21665a573ec180c72ba491085256c00923963 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 01:54:10,780 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 01:54:10,799 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 01:54:10,801 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 01:54:10,802 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 01:54:10,803 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 01:54:10,804 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe003_tso.i [2023-08-30 01:54:12,057 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 01:54:12,274 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 01:54:12,275 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe003_tso.i [2023-08-30 01:54:12,289 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fbe55956b/bab2ba5034de42eeb93ba29dafc61fc2/FLAGd5e2e14e1 [2023-08-30 01:54:12,301 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fbe55956b/bab2ba5034de42eeb93ba29dafc61fc2 [2023-08-30 01:54:12,302 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 01:54:12,303 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 01:54:12,309 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 01:54:12,311 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 01:54:12,314 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 01:54:12,314 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:54:12" (1/1) ... [2023-08-30 01:54:12,315 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a6a8410 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:12, skipping insertion in model container [2023-08-30 01:54:12,316 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:54:12" (1/1) ... [2023-08-30 01:54:12,322 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 01:54:12,368 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 01:54:12,485 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/safe003_tso.i[945,958] [2023-08-30 01:54:12,665 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:54:12,677 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 01:54:12,690 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/safe003_tso.i[945,958] [2023-08-30 01:54:12,716 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:54:12,748 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:54:12,748 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:54:12,754 INFO L208 MainTranslator]: Completed translation [2023-08-30 01:54:12,754 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:12 WrapperNode [2023-08-30 01:54:12,755 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 01:54:12,756 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 01:54:12,756 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 01:54:12,756 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 01:54:12,762 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:12" (1/1) ... [2023-08-30 01:54:12,789 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:12" (1/1) ... [2023-08-30 01:54:12,816 INFO L138 Inliner]: procedures = 176, calls = 53, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 71 [2023-08-30 01:54:12,816 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 01:54:12,817 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 01:54:12,817 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 01:54:12,818 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 01:54:12,825 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:12" (1/1) ... [2023-08-30 01:54:12,826 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:12" (1/1) ... [2023-08-30 01:54:12,844 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:12" (1/1) ... [2023-08-30 01:54:12,845 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:12" (1/1) ... [2023-08-30 01:54:12,849 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:12" (1/1) ... [2023-08-30 01:54:12,859 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:12" (1/1) ... [2023-08-30 01:54:12,861 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:12" (1/1) ... [2023-08-30 01:54:12,862 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:12" (1/1) ... [2023-08-30 01:54:12,864 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 01:54:12,869 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 01:54:12,870 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 01:54:12,870 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 01:54:12,870 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:12" (1/1) ... [2023-08-30 01:54:12,876 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:54:12,887 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 01:54:12,899 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 01:54:12,922 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 01:54:12,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 01:54:12,936 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 01:54:12,936 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 01:54:12,936 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 01:54:12,936 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 01:54:12,936 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 01:54:12,937 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 01:54:12,937 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 01:54:12,937 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 01:54:12,937 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 01:54:12,937 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 01:54:12,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 01:54:12,938 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 01:54:12,938 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 01:54:12,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 01:54:12,939 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 01:54:13,115 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 01:54:13,125 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 01:54:13,331 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 01:54:13,337 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 01:54:13,337 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 01:54:13,340 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:54:13 BoogieIcfgContainer [2023-08-30 01:54:13,340 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 01:54:13,343 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 01:54:13,344 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 01:54:13,346 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 01:54:13,347 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 01:54:12" (1/3) ... [2023-08-30 01:54:13,347 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17ddcc9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:54:13, skipping insertion in model container [2023-08-30 01:54:13,347 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:12" (2/3) ... [2023-08-30 01:54:13,364 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17ddcc9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:54:13, skipping insertion in model container [2023-08-30 01:54:13,364 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:54:13" (3/3) ... [2023-08-30 01:54:13,371 INFO L112 eAbstractionObserver]: Analyzing ICFG safe003_tso.i [2023-08-30 01:54:13,387 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 01:54:13,387 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2023-08-30 01:54:13,387 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 01:54:13,474 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 01:54:13,480 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 01:54:13,487 INFO L158 Benchmark]: Toolchain (without parser) took 1182.42ms. Allocated memory was 67.1MB in the beginning and 90.2MB in the end (delta: 23.1MB). Free memory was 38.6MB in the beginning and 62.5MB in the end (delta: -23.9MB). Peak memory consumption was 22.5MB. Max. memory is 16.1GB. [2023-08-30 01:54:13,487 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 67.1MB. Free memory is still 45.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:54:13,489 INFO L158 Benchmark]: CACSL2BoogieTranslator took 445.81ms. Allocated memory was 67.1MB in the beginning and 90.2MB in the end (delta: 23.1MB). Free memory was 38.4MB in the beginning and 60.6MB in the end (delta: -22.1MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. [2023-08-30 01:54:13,489 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.54ms. Allocated memory is still 90.2MB. Free memory was 60.6MB in the beginning and 58.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:54:13,490 INFO L158 Benchmark]: Boogie Preprocessor took 51.31ms. Allocated memory is still 90.2MB. Free memory was 58.5MB in the beginning and 57.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:54:13,491 INFO L158 Benchmark]: RCFGBuilder took 471.07ms. Allocated memory is still 90.2MB. Free memory was 57.0MB in the beginning and 42.4MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-08-30 01:54:13,492 INFO L158 Benchmark]: TraceAbstraction took 141.78ms. Allocated memory is still 90.2MB. Free memory was 42.0MB in the beginning and 62.5MB in the end (delta: -20.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 01:54:13,499 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 67.1MB. Free memory is still 45.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 445.81ms. Allocated memory was 67.1MB in the beginning and 90.2MB in the end (delta: 23.1MB). Free memory was 38.4MB in the beginning and 60.6MB in the end (delta: -22.1MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.54ms. Allocated memory is still 90.2MB. Free memory was 60.6MB in the beginning and 58.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.31ms. Allocated memory is still 90.2MB. Free memory was 58.5MB in the beginning and 57.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 471.07ms. Allocated memory is still 90.2MB. Free memory was 57.0MB in the beginning and 42.4MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 141.78ms. Allocated memory is still 90.2MB. Free memory was 42.0MB in the beginning and 62.5MB in the end (delta: -20.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 01:54:13,525 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/safe003_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 cc60b32bd5539dadbcbe1bdf86f21665a573ec180c72ba491085256c00923963 --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 01:54:15,426 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 01:54:15,428 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 01:54:15,471 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 01:54:15,472 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 01:54:15,474 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 01:54:15,476 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 01:54:15,479 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 01:54:15,481 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 01:54:15,485 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 01:54:15,486 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 01:54:15,488 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 01:54:15,489 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 01:54:15,490 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 01:54:15,492 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 01:54:15,497 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 01:54:15,498 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 01:54:15,499 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 01:54:15,500 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 01:54:15,505 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 01:54:15,513 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 01:54:15,514 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 01:54:15,515 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 01:54:15,516 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 01:54:15,522 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 01:54:15,523 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 01:54:15,523 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 01:54:15,525 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 01:54:15,525 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 01:54:15,526 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 01:54:15,526 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 01:54:15,528 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 01:54:15,529 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 01:54:15,530 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 01:54:15,531 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 01:54:15,531 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 01:54:15,531 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 01:54:15,532 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 01:54:15,532 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 01:54:15,533 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 01:54:15,533 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 01:54:15,535 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-08-30 01:54:15,567 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 01:54:15,568 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 01:54:15,569 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 01:54:15,569 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 01:54:15,570 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 01:54:15,570 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 01:54:15,570 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 01:54:15,570 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 01:54:15,570 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 01:54:15,571 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 01:54:15,571 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 01:54:15,572 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 01:54:15,572 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 01:54:15,572 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 01:54:15,572 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 01:54:15,572 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 01:54:15,572 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 01:54:15,572 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 01:54:15,573 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 01:54:15,573 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 01:54:15,573 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 01:54:15,573 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 01:54:15,573 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 01:54:15,573 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 01:54:15,574 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 01:54:15,574 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 01:54:15,574 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 01:54:15,574 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:54:15,574 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 01:54:15,574 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 01:54:15,575 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 01:54:15,575 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 01:54:15,575 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 01:54:15,575 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 01:54:15,575 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 01:54:15,575 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 01:54:15,576 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 01:54:15,576 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cc60b32bd5539dadbcbe1bdf86f21665a573ec180c72ba491085256c00923963 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 01:54:15,883 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 01:54:15,899 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 01:54:15,902 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 01:54:15,903 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 01:54:15,903 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 01:54:15,904 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe003_tso.i [2023-08-30 01:54:17,033 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 01:54:17,348 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 01:54:17,349 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe003_tso.i [2023-08-30 01:54:17,363 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6a0921fb5/5d9d228d4bbd4a8787e4e04dae88dfca/FLAGfe5527286 [2023-08-30 01:54:17,382 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6a0921fb5/5d9d228d4bbd4a8787e4e04dae88dfca [2023-08-30 01:54:17,385 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 01:54:17,386 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 01:54:17,389 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 01:54:17,389 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 01:54:17,392 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 01:54:17,393 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:54:17" (1/1) ... [2023-08-30 01:54:17,394 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@185ab0f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:17, skipping insertion in model container [2023-08-30 01:54:17,394 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:54:17" (1/1) ... [2023-08-30 01:54:17,400 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 01:54:17,451 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 01:54:17,637 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/safe003_tso.i[945,958] [2023-08-30 01:54:17,826 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:54:17,839 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 01:54:17,851 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/safe003_tso.i[945,958] [2023-08-30 01:54:17,893 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:54:17,933 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:54:17,933 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:54:17,939 INFO L208 MainTranslator]: Completed translation [2023-08-30 01:54:17,939 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:17 WrapperNode [2023-08-30 01:54:17,939 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 01:54:17,940 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 01:54:17,941 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 01:54:17,941 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 01:54:17,946 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:17" (1/1) ... [2023-08-30 01:54:17,983 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:17" (1/1) ... [2023-08-30 01:54:18,006 INFO L138 Inliner]: procedures = 179, calls = 53, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 72 [2023-08-30 01:54:18,007 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 01:54:18,009 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 01:54:18,009 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 01:54:18,009 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 01:54:18,016 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:17" (1/1) ... [2023-08-30 01:54:18,017 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:17" (1/1) ... [2023-08-30 01:54:18,033 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:17" (1/1) ... [2023-08-30 01:54:18,034 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:17" (1/1) ... [2023-08-30 01:54:18,040 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:17" (1/1) ... [2023-08-30 01:54:18,049 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:17" (1/1) ... [2023-08-30 01:54:18,051 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:17" (1/1) ... [2023-08-30 01:54:18,052 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:17" (1/1) ... [2023-08-30 01:54:18,054 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 01:54:18,055 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 01:54:18,055 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 01:54:18,055 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 01:54:18,056 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:17" (1/1) ... [2023-08-30 01:54:18,062 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:54:18,073 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 01:54:18,086 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 01:54:18,103 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 01:54:18,129 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 01:54:18,129 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 01:54:18,129 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 01:54:18,129 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 01:54:18,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 01:54:18,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 01:54:18,130 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 01:54:18,130 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 01:54:18,130 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 01:54:18,130 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 01:54:18,130 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 01:54:18,131 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 01:54:18,131 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 01:54:18,131 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 01:54:18,131 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 01:54:18,133 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 01:54:18,317 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 01:54:18,319 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 01:54:18,580 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 01:54:18,590 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 01:54:18,590 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 01:54:18,592 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:54:18 BoogieIcfgContainer [2023-08-30 01:54:18,592 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 01:54:18,594 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 01:54:18,594 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 01:54:18,597 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 01:54:18,597 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 01:54:17" (1/3) ... [2023-08-30 01:54:18,598 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5eef35d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:54:18, skipping insertion in model container [2023-08-30 01:54:18,598 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:17" (2/3) ... [2023-08-30 01:54:18,602 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5eef35d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:54:18, skipping insertion in model container [2023-08-30 01:54:18,602 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:54:18" (3/3) ... [2023-08-30 01:54:18,603 INFO L112 eAbstractionObserver]: Analyzing ICFG safe003_tso.i [2023-08-30 01:54:18,614 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 01:54:18,614 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2023-08-30 01:54:18,614 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 01:54:18,694 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 01:54:18,701 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 01:54:18,707 INFO L158 Benchmark]: Toolchain (without parser) took 1320.03ms. Allocated memory is still 86.0MB. Free memory was 63.2MB in the beginning and 45.4MB in the end (delta: 17.8MB). Peak memory consumption was 17.2MB. Max. memory is 16.1GB. [2023-08-30 01:54:18,707 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 69.2MB. Free memory is still 47.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:54:18,708 INFO L158 Benchmark]: CACSL2BoogieTranslator took 550.89ms. Allocated memory is still 86.0MB. Free memory was 63.2MB in the beginning and 41.7MB in the end (delta: 21.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-08-30 01:54:18,708 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.17ms. Allocated memory is still 86.0MB. Free memory was 41.7MB in the beginning and 39.6MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:54:18,710 INFO L158 Benchmark]: Boogie Preprocessor took 45.89ms. Allocated memory is still 86.0MB. Free memory was 39.6MB in the beginning and 37.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:54:18,710 INFO L158 Benchmark]: RCFGBuilder took 537.34ms. Allocated memory is still 86.0MB. Free memory was 37.9MB in the beginning and 54.1MB in the end (delta: -16.3MB). Peak memory consumption was 8.8MB. Max. memory is 16.1GB. [2023-08-30 01:54:18,711 INFO L158 Benchmark]: TraceAbstraction took 111.48ms. Allocated memory is still 86.0MB. Free memory was 53.7MB in the beginning and 45.4MB in the end (delta: 8.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-08-30 01:54:18,719 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 69.2MB. Free memory is still 47.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 550.89ms. Allocated memory is still 86.0MB. Free memory was 63.2MB in the beginning and 41.7MB in the end (delta: 21.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.17ms. Allocated memory is still 86.0MB. Free memory was 41.7MB in the beginning and 39.6MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.89ms. Allocated memory is still 86.0MB. Free memory was 39.6MB in the beginning and 37.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 537.34ms. Allocated memory is still 86.0MB. Free memory was 37.9MB in the beginning and 54.1MB in the end (delta: -16.3MB). Peak memory consumption was 8.8MB. Max. memory is 16.1GB. * TraceAbstraction took 111.48ms. Allocated memory is still 86.0MB. Free memory was 53.7MB in the beginning and 45.4MB in the end (delta: 8.3MB). Peak memory consumption was 8.4MB. 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 01:54:18,741 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