./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/valid-memsafety.prp --file ../../../trunk/examples/svcomp/pthread-ext/46_monabsex2_vs.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-ext/46_monabsex2_vs.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 134e9604c8f91a200c8250c9fbb45867ed525dc78e65c16e0a5fa44f5d71ac67 --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 01:49:33,857 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 01:49:33,859 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 01:49:33,898 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 01:49:33,900 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 01:49:33,913 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 01:49:33,915 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 01:49:33,917 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 01:49:33,919 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 01:49:33,923 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 01:49:33,924 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 01:49:33,926 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 01:49:33,927 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 01:49:33,929 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 01:49:33,930 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 01:49:33,935 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 01:49:33,935 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 01:49:33,936 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 01:49:33,938 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 01:49:33,943 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 01:49:33,945 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 01:49:33,946 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 01:49:33,947 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 01:49:33,947 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 01:49:33,952 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 01:49:33,954 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 01:49:33,954 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 01:49:33,955 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 01:49:33,957 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 01:49:33,957 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 01:49:33,958 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 01:49:33,961 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 01:49:33,961 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 01:49:33,962 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 01:49:33,962 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 01:49:33,962 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 01:49:33,963 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 01:49:33,963 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 01:49:33,963 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 01:49:33,963 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 01:49:33,964 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 01:49:33,967 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-08-30 01:49:33,989 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 01:49:33,990 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 01:49:33,991 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 01:49:33,991 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 01:49:33,992 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 01:49:33,992 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 01:49:33,992 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 01:49:33,993 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 01:49:33,993 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 01:49:33,993 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 01:49:33,994 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 01:49:33,994 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 01:49:33,994 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 01:49:33,994 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 01:49:33,994 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 01:49:33,994 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 01:49:33,995 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 01:49:33,995 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 01:49:33,995 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 01:49:33,995 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 01:49:33,995 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 01:49:33,995 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 01:49:33,996 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 01:49:33,996 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 01:49:33,996 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 01:49:33,996 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:49:33,996 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 01:49:33,997 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 01:49:33,997 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 01:49:33,997 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 01:49:33,997 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 01:49:33,997 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 01:49:33,998 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 01:49:33,998 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 01:49:33,998 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 134e9604c8f91a200c8250c9fbb45867ed525dc78e65c16e0a5fa44f5d71ac67 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 01:49:34,310 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 01:49:34,330 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 01:49:34,333 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 01:49:34,334 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 01:49:34,335 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 01:49:34,336 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-ext/46_monabsex2_vs.i [2023-08-30 01:49:35,623 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 01:49:35,883 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 01:49:35,884 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/46_monabsex2_vs.i [2023-08-30 01:49:35,900 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d3dd8fe89/8c6c876ef24d4295ac29ae6f566f89d9/FLAGeecf2677c [2023-08-30 01:49:35,923 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d3dd8fe89/8c6c876ef24d4295ac29ae6f566f89d9 [2023-08-30 01:49:35,925 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 01:49:35,926 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 01:49:35,927 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 01:49:35,927 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 01:49:35,932 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 01:49:35,933 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:49:35" (1/1) ... [2023-08-30 01:49:35,935 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b1486dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:49:35, skipping insertion in model container [2023-08-30 01:49:35,936 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:49:35" (1/1) ... [2023-08-30 01:49:35,941 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 01:49:35,983 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 01:49:36,109 WARN L633 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-08-30 01:49:36,234 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-ext/46_monabsex2_vs.i[30494,30507] [2023-08-30 01:49:36,243 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:49:36,252 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 01:49:36,276 WARN L633 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-08-30 01:49:36,298 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-ext/46_monabsex2_vs.i[30494,30507] [2023-08-30 01:49:36,311 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:49:36,341 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:49:36,341 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:49:36,341 WARN L667 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:49:36,347 INFO L208 MainTranslator]: Completed translation [2023-08-30 01:49:36,347 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:49:36 WrapperNode [2023-08-30 01:49:36,348 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 01:49:36,349 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 01:49:36,349 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 01:49:36,349 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 01:49:36,355 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:49:36" (1/1) ... [2023-08-30 01:49:36,383 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:49:36" (1/1) ... [2023-08-30 01:49:36,412 INFO L138 Inliner]: procedures = 170, calls = 17, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 24 [2023-08-30 01:49:36,413 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 01:49:36,414 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 01:49:36,414 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 01:49:36,414 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 01:49:36,421 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:49:36" (1/1) ... [2023-08-30 01:49:36,421 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:49:36" (1/1) ... [2023-08-30 01:49:36,425 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:49:36" (1/1) ... [2023-08-30 01:49:36,426 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:49:36" (1/1) ... [2023-08-30 01:49:36,439 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:49:36" (1/1) ... [2023-08-30 01:49:36,442 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:49:36" (1/1) ... [2023-08-30 01:49:36,447 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:49:36" (1/1) ... [2023-08-30 01:49:36,449 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:49:36" (1/1) ... [2023-08-30 01:49:36,454 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 01:49:36,457 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 01:49:36,457 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 01:49:36,458 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 01:49:36,458 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:49:36" (1/1) ... [2023-08-30 01:49:36,463 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:49:36,474 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 01:49:36,486 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 01:49:36,507 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 01:49:36,522 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-08-30 01:49:36,522 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-08-30 01:49:36,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 01:49:36,522 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 01:49:36,522 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 01:49:36,523 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 01:49:36,523 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 01:49:36,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 01:49:36,523 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 01:49:36,523 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 01:49:36,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 01:49:36,524 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 01:49:36,653 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 01:49:36,655 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 01:49:36,776 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 01:49:36,800 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 01:49:36,801 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-08-30 01:49:36,803 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:49:36 BoogieIcfgContainer [2023-08-30 01:49:36,803 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 01:49:36,806 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 01:49:36,807 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 01:49:36,810 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 01:49:36,810 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 01:49:35" (1/3) ... [2023-08-30 01:49:36,811 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7db34825 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:49:36, skipping insertion in model container [2023-08-30 01:49:36,811 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:49:36" (2/3) ... [2023-08-30 01:49:36,811 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7db34825 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:49:36, skipping insertion in model container [2023-08-30 01:49:36,811 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:49:36" (3/3) ... [2023-08-30 01:49:36,812 INFO L112 eAbstractionObserver]: Analyzing ICFG 46_monabsex2_vs.i [2023-08-30 01:49:36,826 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 01:49:36,827 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2023-08-30 01:49:36,827 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 01:49:36,869 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 01:49:36,874 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 01:49:36,878 INFO L158 Benchmark]: Toolchain (without parser) took 951.39ms. Allocated memory is still 79.7MB. Free memory was 54.7MB in the beginning and 40.5MB in the end (delta: 14.3MB). Peak memory consumption was 14.4MB. Max. memory is 16.1GB. [2023-08-30 01:49:36,878 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 79.7MB. Free memory was 56.7MB in the beginning and 56.5MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:49:36,879 INFO L158 Benchmark]: CACSL2BoogieTranslator took 420.89ms. Allocated memory is still 79.7MB. Free memory was 54.5MB in the beginning and 35.3MB in the end (delta: 19.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-08-30 01:49:36,879 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.93ms. Allocated memory is still 79.7MB. Free memory was 35.3MB in the beginning and 58.9MB in the end (delta: -23.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 01:49:36,880 INFO L158 Benchmark]: Boogie Preprocessor took 42.35ms. Allocated memory is still 79.7MB. Free memory was 58.9MB in the beginning and 57.6MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:49:36,880 INFO L158 Benchmark]: RCFGBuilder took 346.49ms. Allocated memory is still 79.7MB. Free memory was 57.6MB in the beginning and 46.1MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-30 01:49:36,880 INFO L158 Benchmark]: TraceAbstraction took 70.42ms. Allocated memory is still 79.7MB. Free memory was 45.3MB in the beginning and 40.5MB in the end (delta: 4.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-08-30 01:49:36,883 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 79.7MB. Free memory was 56.7MB in the beginning and 56.5MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 420.89ms. Allocated memory is still 79.7MB. Free memory was 54.5MB in the beginning and 35.3MB in the end (delta: 19.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.93ms. Allocated memory is still 79.7MB. Free memory was 35.3MB in the beginning and 58.9MB in the end (delta: -23.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.35ms. Allocated memory is still 79.7MB. Free memory was 58.9MB in the beginning and 57.6MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 346.49ms. Allocated memory is still 79.7MB. Free memory was 57.6MB in the beginning and 46.1MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 70.42ms. Allocated memory is still 79.7MB. Free memory was 45.3MB in the beginning and 40.5MB in the end (delta: 4.9MB). 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 01:49:36,903 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-ext/46_monabsex2_vs.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 134e9604c8f91a200c8250c9fbb45867ed525dc78e65c16e0a5fa44f5d71ac67 --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 01:49:38,745 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 01:49:38,747 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 01:49:38,784 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 01:49:38,784 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 01:49:38,787 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 01:49:38,789 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 01:49:38,792 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 01:49:38,795 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 01:49:38,799 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 01:49:38,800 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 01:49:38,803 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 01:49:38,803 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 01:49:38,805 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 01:49:38,806 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 01:49:38,809 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 01:49:38,810 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 01:49:38,811 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 01:49:38,813 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 01:49:38,816 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 01:49:38,823 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 01:49:38,826 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 01:49:38,826 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 01:49:38,827 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 01:49:38,835 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 01:49:38,835 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 01:49:38,836 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 01:49:38,838 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 01:49:38,838 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 01:49:38,839 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 01:49:38,839 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 01:49:38,841 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 01:49:38,842 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 01:49:38,843 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 01:49:38,844 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 01:49:38,844 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 01:49:38,845 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 01:49:38,845 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 01:49:38,845 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 01:49:38,846 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 01:49:38,847 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 01:49:38,848 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-08-30 01:49:38,881 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 01:49:38,882 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 01:49:38,883 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 01:49:38,883 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 01:49:38,884 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 01:49:38,884 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 01:49:38,885 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 01:49:38,885 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 01:49:38,885 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 01:49:38,885 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 01:49:38,886 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 01:49:38,886 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 01:49:38,886 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 01:49:38,887 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 01:49:38,887 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 01:49:38,887 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 01:49:38,887 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 01:49:38,887 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 01:49:38,888 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 01:49:38,888 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 01:49:38,888 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 01:49:38,888 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 01:49:38,888 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 01:49:38,889 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 01:49:38,889 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 01:49:38,889 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 01:49:38,889 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 01:49:38,889 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:49:38,890 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 01:49:38,890 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 01:49:38,890 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 01:49:38,890 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 01:49:38,891 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 01:49:38,891 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 01:49:38,891 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 01:49:38,891 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 01:49:38,891 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 01:49:38,891 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 134e9604c8f91a200c8250c9fbb45867ed525dc78e65c16e0a5fa44f5d71ac67 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 01:49:39,164 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 01:49:39,182 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 01:49:39,185 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 01:49:39,186 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 01:49:39,186 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 01:49:39,188 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-ext/46_monabsex2_vs.i [2023-08-30 01:49:40,329 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 01:49:40,559 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 01:49:40,560 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/46_monabsex2_vs.i [2023-08-30 01:49:40,569 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01ae1236d/9f53e25815d34a73823596a0baeb6626/FLAG4b5c15a9c [2023-08-30 01:49:40,583 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01ae1236d/9f53e25815d34a73823596a0baeb6626 [2023-08-30 01:49:40,587 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 01:49:40,588 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 01:49:40,589 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 01:49:40,590 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 01:49:40,593 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 01:49:40,594 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:49:40" (1/1) ... [2023-08-30 01:49:40,595 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10b1303f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:49:40, skipping insertion in model container [2023-08-30 01:49:40,595 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:49:40" (1/1) ... [2023-08-30 01:49:40,601 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 01:49:40,649 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 01:49:40,821 WARN L633 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-08-30 01:49:40,969 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-ext/46_monabsex2_vs.i[30494,30507] [2023-08-30 01:49:40,978 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:49:40,990 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 01:49:41,014 WARN L633 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-08-30 01:49:41,027 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-ext/46_monabsex2_vs.i[30494,30507] [2023-08-30 01:49:41,036 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:49:41,089 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:49:41,089 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:49:41,090 WARN L667 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:49:41,095 INFO L208 MainTranslator]: Completed translation [2023-08-30 01:49:41,096 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:49:41 WrapperNode [2023-08-30 01:49:41,096 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 01:49:41,097 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 01:49:41,098 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 01:49:41,098 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 01:49:41,105 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:49:41" (1/1) ... [2023-08-30 01:49:41,137 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:49:41" (1/1) ... [2023-08-30 01:49:41,151 INFO L138 Inliner]: procedures = 173, calls = 17, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 25 [2023-08-30 01:49:41,153 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 01:49:41,154 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 01:49:41,154 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 01:49:41,155 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 01:49:41,162 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:49:41" (1/1) ... [2023-08-30 01:49:41,162 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:49:41" (1/1) ... [2023-08-30 01:49:41,173 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:49:41" (1/1) ... [2023-08-30 01:49:41,174 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:49:41" (1/1) ... [2023-08-30 01:49:41,186 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:49:41" (1/1) ... [2023-08-30 01:49:41,190 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:49:41" (1/1) ... [2023-08-30 01:49:41,194 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:49:41" (1/1) ... [2023-08-30 01:49:41,201 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:49:41" (1/1) ... [2023-08-30 01:49:41,203 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 01:49:41,206 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 01:49:41,207 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 01:49:41,207 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 01:49:41,208 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:49:41" (1/1) ... [2023-08-30 01:49:41,212 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:49:41,223 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 01:49:41,234 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 01:49:41,249 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 01:49:41,271 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-08-30 01:49:41,271 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-08-30 01:49:41,271 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 01:49:41,271 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 01:49:41,271 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 01:49:41,272 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 01:49:41,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 01:49:41,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 01:49:41,272 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 01:49:41,272 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 01:49:41,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 01:49:41,274 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 01:49:41,439 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 01:49:41,442 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 01:49:41,563 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 01:49:41,577 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 01:49:41,578 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-08-30 01:49:41,579 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:49:41 BoogieIcfgContainer [2023-08-30 01:49:41,580 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 01:49:41,581 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 01:49:41,581 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 01:49:41,584 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 01:49:41,584 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 01:49:40" (1/3) ... [2023-08-30 01:49:41,585 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a21953 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:49:41, skipping insertion in model container [2023-08-30 01:49:41,585 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:49:41" (2/3) ... [2023-08-30 01:49:41,585 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a21953 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:49:41, skipping insertion in model container [2023-08-30 01:49:41,585 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:49:41" (3/3) ... [2023-08-30 01:49:41,586 INFO L112 eAbstractionObserver]: Analyzing ICFG 46_monabsex2_vs.i [2023-08-30 01:49:41,601 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 01:49:41,602 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2023-08-30 01:49:41,602 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 01:49:41,649 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 01:49:41,665 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 01:49:41,670 INFO L158 Benchmark]: Toolchain (without parser) took 1081.67ms. Allocated memory is still 75.5MB. Free memory was 54.9MB in the beginning and 53.8MB in the end (delta: 1.1MB). Peak memory consumption was 27.9MB. Max. memory is 16.1GB. [2023-08-30 01:49:41,671 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 60.8MB. Free memory is still 38.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:49:41,671 INFO L158 Benchmark]: CACSL2BoogieTranslator took 507.45ms. Allocated memory is still 75.5MB. Free memory was 54.7MB in the beginning and 52.8MB in the end (delta: 1.9MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. [2023-08-30 01:49:41,672 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.64ms. Allocated memory is still 75.5MB. Free memory was 52.8MB in the beginning and 51.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:49:41,673 INFO L158 Benchmark]: Boogie Preprocessor took 51.44ms. Allocated memory is still 75.5MB. Free memory was 51.1MB in the beginning and 49.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:49:41,673 INFO L158 Benchmark]: RCFGBuilder took 373.69ms. Allocated memory is still 75.5MB. Free memory was 49.3MB in the beginning and 37.1MB in the end (delta: 12.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-30 01:49:41,674 INFO L158 Benchmark]: TraceAbstraction took 87.55ms. Allocated memory is still 75.5MB. Free memory was 36.4MB in the beginning and 53.8MB in the end (delta: -17.4MB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. [2023-08-30 01:49:41,681 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 60.8MB. Free memory is still 38.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 507.45ms. Allocated memory is still 75.5MB. Free memory was 54.7MB in the beginning and 52.8MB in the end (delta: 1.9MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.64ms. Allocated memory is still 75.5MB. Free memory was 52.8MB in the beginning and 51.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.44ms. Allocated memory is still 75.5MB. Free memory was 51.1MB in the beginning and 49.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 373.69ms. Allocated memory is still 75.5MB. Free memory was 49.3MB in the beginning and 37.1MB in the end (delta: 12.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 87.55ms. Allocated memory is still 75.5MB. Free memory was 36.4MB in the beginning and 53.8MB in the end (delta: -17.4MB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 01:49:41,708 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