./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/valid-memsafety.prp --file ../../../trunk/examples/svcomp/pthread-wmm/safe014_power.opt.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version b8dbc81d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe014_power.opt.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9b910ee0748a7f7121f7d4562c55923dd0d235550d07c5b976ef4d5cc3d7332e --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-30 01:55:07,316 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 01:55:07,317 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 01:55:07,351 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 01:55:07,353 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 01:55:07,355 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 01:55:07,357 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 01:55:07,359 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 01:55:07,360 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 01:55:07,364 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 01:55:07,365 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 01:55:07,367 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 01:55:07,367 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 01:55:07,369 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 01:55:07,370 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 01:55:07,373 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 01:55:07,374 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 01:55:07,375 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 01:55:07,376 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 01:55:07,380 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 01:55:07,381 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 01:55:07,381 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 01:55:07,382 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 01:55:07,383 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 01:55:07,388 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 01:55:07,388 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 01:55:07,389 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 01:55:07,390 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 01:55:07,390 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 01:55:07,391 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 01:55:07,391 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 01:55:07,396 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 01:55:07,397 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 01:55:07,398 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 01:55:07,399 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 01:55:07,399 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 01:55:07,399 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 01:55:07,400 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 01:55:07,400 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 01:55:07,400 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 01:55:07,401 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 01:55:07,402 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-08-30 01:55:07,428 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 01:55:07,428 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 01:55:07,429 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 01:55:07,429 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 01:55:07,430 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 01:55:07,430 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 01:55:07,430 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 01:55:07,430 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 01:55:07,431 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 01:55:07,431 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 01:55:07,431 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 01:55:07,432 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 01:55:07,432 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 01:55:07,432 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 01:55:07,432 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 01:55:07,432 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 01:55:07,432 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 01:55:07,432 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 01:55:07,433 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 01:55:07,433 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 01:55:07,433 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 01:55:07,433 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 01:55:07,433 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 01:55:07,433 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 01:55:07,434 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 01:55:07,434 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:55:07,434 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 01:55:07,434 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 01:55:07,434 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 01:55:07,434 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 01:55:07,434 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 01:55:07,435 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 01:55:07,435 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 01:55:07,435 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 01:55:07,435 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9b910ee0748a7f7121f7d4562c55923dd0d235550d07c5b976ef4d5cc3d7332e Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 01:55:07,710 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 01:55:07,736 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 01:55:07,738 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 01:55:07,739 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 01:55:07,739 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 01:55:07,741 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe014_power.opt.i [2023-08-30 01:55:08,840 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 01:55:09,117 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 01:55:09,120 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe014_power.opt.i [2023-08-30 01:55:09,134 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/929ad6744/c58888c2608442a392014c4b8042af2c/FLAG52db45fbb [2023-08-30 01:55:09,148 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/929ad6744/c58888c2608442a392014c4b8042af2c [2023-08-30 01:55:09,149 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 01:55:09,150 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 01:55:09,152 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 01:55:09,152 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 01:55:09,154 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 01:55:09,155 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:55:09" (1/1) ... [2023-08-30 01:55:09,155 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d8eecc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:09, skipping insertion in model container [2023-08-30 01:55:09,155 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:55:09" (1/1) ... [2023-08-30 01:55:09,159 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 01:55:09,197 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 01:55:09,317 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/safe014_power.opt.i[994,1007] [2023-08-30 01:55:09,474 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:55:09,485 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 01:55:09,493 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/safe014_power.opt.i[994,1007] [2023-08-30 01:55:09,521 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:55:09,572 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:55:09,572 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:55:09,576 INFO L208 MainTranslator]: Completed translation [2023-08-30 01:55:09,577 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:09 WrapperNode [2023-08-30 01:55:09,577 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 01:55:09,578 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 01:55:09,578 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 01:55:09,578 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 01:55:09,582 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:09" (1/1) ... [2023-08-30 01:55:09,608 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:09" (1/1) ... [2023-08-30 01:55:09,629 INFO L138 Inliner]: procedures = 176, calls = 69, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 181 [2023-08-30 01:55:09,629 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 01:55:09,630 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 01:55:09,630 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 01:55:09,630 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 01:55:09,635 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:09" (1/1) ... [2023-08-30 01:55:09,636 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:09" (1/1) ... [2023-08-30 01:55:09,639 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:09" (1/1) ... [2023-08-30 01:55:09,640 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:09" (1/1) ... [2023-08-30 01:55:09,649 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:09" (1/1) ... [2023-08-30 01:55:09,650 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:09" (1/1) ... [2023-08-30 01:55:09,652 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:09" (1/1) ... [2023-08-30 01:55:09,653 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:09" (1/1) ... [2023-08-30 01:55:09,655 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 01:55:09,659 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 01:55:09,660 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 01:55:09,660 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 01:55:09,661 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:09" (1/1) ... [2023-08-30 01:55:09,677 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:55:09,687 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 01:55:09,726 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-30 01:55:09,788 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-30 01:55:09,815 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-30 01:55:09,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 01:55:09,815 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 01:55:09,815 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 01:55:09,816 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 01:55:09,816 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 01:55:09,816 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 01:55:09,816 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 01:55:09,816 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 01:55:09,816 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 01:55:09,816 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 01:55:09,816 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 01:55:09,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 01:55:09,817 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 01:55:09,817 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 01:55:09,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 01:55:09,818 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-30 01:55:10,036 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 01:55:10,038 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 01:55:10,402 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 01:55:10,739 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 01:55:10,739 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 01:55:10,741 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:55:10 BoogieIcfgContainer [2023-08-30 01:55:10,741 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 01:55:10,742 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 01:55:10,742 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 01:55:10,744 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 01:55:10,745 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 01:55:09" (1/3) ... [2023-08-30 01:55:10,745 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ce46e18 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:55:10, skipping insertion in model container [2023-08-30 01:55:10,745 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:09" (2/3) ... [2023-08-30 01:55:10,746 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ce46e18 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:55:10, skipping insertion in model container [2023-08-30 01:55:10,746 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:55:10" (3/3) ... [2023-08-30 01:55:10,747 INFO L112 eAbstractionObserver]: Analyzing ICFG safe014_power.opt.i [2023-08-30 01:55:10,760 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 01:55:10,760 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 35 error locations. [2023-08-30 01:55:10,761 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 01:55:10,852 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 01:55:10,856 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE at java.base/java.lang.Enum.valueOf(Enum.java:240) at de.uni_freiburg.informatik.ultimate.core.preferences.RcpPreferenceProvider.getEnum(RcpPreferenceProvider.java:117) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TAPreferences.insufficientThreadErrorsVsProgramErrors(TAPreferences.java:218) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.partitionErrorLocations(TraceAbstractionStarter.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-08-30 01:55:10,861 INFO L158 Benchmark]: Toolchain (without parser) took 1710.31ms. Allocated memory was 86.0MB in the beginning and 109.1MB in the end (delta: 23.1MB). Free memory was 61.8MB in the beginning and 66.7MB in the end (delta: -4.9MB). Peak memory consumption was 51.8MB. Max. memory is 16.1GB. [2023-08-30 01:55:10,862 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 54.5MB. Free memory is still 31.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:55:10,863 INFO L158 Benchmark]: CACSL2BoogieTranslator took 424.93ms. Allocated memory is still 86.0MB. Free memory was 61.5MB in the beginning and 61.4MB in the end (delta: 111.4kB). Peak memory consumption was 28.9MB. Max. memory is 16.1GB. [2023-08-30 01:55:10,863 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.57ms. Allocated memory is still 86.0MB. Free memory was 61.4MB in the beginning and 58.7MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:55:10,864 INFO L158 Benchmark]: Boogie Preprocessor took 27.00ms. Allocated memory is still 86.0MB. Free memory was 58.7MB in the beginning and 56.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:55:10,864 INFO L158 Benchmark]: RCFGBuilder took 1081.54ms. Allocated memory was 86.0MB in the beginning and 109.1MB in the end (delta: 23.1MB). Free memory was 56.6MB in the beginning and 50.8MB in the end (delta: 5.8MB). Peak memory consumption was 40.4MB. Max. memory is 16.1GB. [2023-08-30 01:55:10,865 INFO L158 Benchmark]: TraceAbstraction took 118.00ms. Allocated memory is still 109.1MB. Free memory was 50.8MB in the beginning and 66.7MB in the end (delta: -15.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-08-30 01:55:10,871 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 54.5MB. Free memory is still 31.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 424.93ms. Allocated memory is still 86.0MB. Free memory was 61.5MB in the beginning and 61.4MB in the end (delta: 111.4kB). Peak memory consumption was 28.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.57ms. Allocated memory is still 86.0MB. Free memory was 61.4MB in the beginning and 58.7MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.00ms. Allocated memory is still 86.0MB. Free memory was 58.7MB in the beginning and 56.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1081.54ms. Allocated memory was 86.0MB in the beginning and 109.1MB in the end (delta: 23.1MB). Free memory was 56.6MB in the beginning and 50.8MB in the end (delta: 5.8MB). Peak memory consumption was 40.4MB. Max. memory is 16.1GB. * TraceAbstraction took 118.00ms. Allocated memory is still 109.1MB. Free memory was 50.8MB in the beginning and 66.7MB in the end (delta: -15.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 01:55:10,907 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe014_power.opt.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9b910ee0748a7f7121f7d4562c55923dd0d235550d07c5b976ef4d5cc3d7332e --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-30 01:55:12,779 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 01:55:12,780 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 01:55:12,798 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 01:55:12,799 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 01:55:12,799 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 01:55:12,800 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 01:55:12,802 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 01:55:12,803 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 01:55:12,803 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 01:55:12,804 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 01:55:12,805 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 01:55:12,805 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 01:55:12,806 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 01:55:12,806 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 01:55:12,807 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 01:55:12,808 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 01:55:12,808 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 01:55:12,810 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 01:55:12,811 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 01:55:12,812 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 01:55:12,813 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 01:55:12,813 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 01:55:12,814 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 01:55:12,817 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 01:55:12,817 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 01:55:12,817 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 01:55:12,818 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 01:55:12,818 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 01:55:12,819 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 01:55:12,819 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 01:55:12,820 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 01:55:12,821 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 01:55:12,821 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 01:55:12,822 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 01:55:12,822 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 01:55:12,823 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 01:55:12,823 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 01:55:12,823 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 01:55:12,824 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 01:55:12,825 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 01:55:12,826 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-08-30 01:55:12,856 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 01:55:12,858 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 01:55:12,860 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 01:55:12,860 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 01:55:12,861 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 01:55:12,861 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 01:55:12,862 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 01:55:12,862 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 01:55:12,862 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 01:55:12,863 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 01:55:12,863 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 01:55:12,863 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 01:55:12,863 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 01:55:12,864 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 01:55:12,864 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 01:55:12,864 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 01:55:12,865 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 01:55:12,865 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 01:55:12,865 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 01:55:12,865 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 01:55:12,865 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 01:55:12,865 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 01:55:12,865 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 01:55:12,866 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 01:55:12,866 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 01:55:12,866 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 01:55:12,866 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 01:55:12,866 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:55:12,866 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 01:55:12,867 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 01:55:12,867 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 01:55:12,867 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 01:55:12,867 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 01:55:12,867 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 01:55:12,868 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 01:55:12,868 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 01:55:12,868 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 01:55:12,868 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9b910ee0748a7f7121f7d4562c55923dd0d235550d07c5b976ef4d5cc3d7332e Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 01:55:13,169 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 01:55:13,193 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 01:55:13,194 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 01:55:13,195 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 01:55:13,196 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 01:55:13,197 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe014_power.opt.i [2023-08-30 01:55:14,454 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 01:55:14,641 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 01:55:14,641 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe014_power.opt.i [2023-08-30 01:55:14,652 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e6522e74/446a24f4e72c4505bbd4db5a1926e3cd/FLAG1ba24f738 [2023-08-30 01:55:14,664 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e6522e74/446a24f4e72c4505bbd4db5a1926e3cd [2023-08-30 01:55:14,668 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 01:55:14,670 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 01:55:14,671 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 01:55:14,672 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 01:55:14,674 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 01:55:14,675 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:55:14" (1/1) ... [2023-08-30 01:55:14,678 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2fc4d86e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:14, skipping insertion in model container [2023-08-30 01:55:14,678 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:55:14" (1/1) ... [2023-08-30 01:55:14,682 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 01:55:14,730 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 01:55:14,832 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/safe014_power.opt.i[994,1007] [2023-08-30 01:55:14,993 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:55:15,009 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 01:55:15,020 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/safe014_power.opt.i[994,1007] [2023-08-30 01:55:15,057 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:55:15,087 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:55:15,087 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:55:15,091 INFO L208 MainTranslator]: Completed translation [2023-08-30 01:55:15,091 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:15 WrapperNode [2023-08-30 01:55:15,092 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 01:55:15,092 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 01:55:15,093 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 01:55:15,093 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 01:55:15,097 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:15" (1/1) ... [2023-08-30 01:55:15,123 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:15" (1/1) ... [2023-08-30 01:55:15,150 INFO L138 Inliner]: procedures = 180, calls = 69, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 182 [2023-08-30 01:55:15,151 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 01:55:15,152 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 01:55:15,152 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 01:55:15,152 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 01:55:15,157 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:15" (1/1) ... [2023-08-30 01:55:15,158 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:15" (1/1) ... [2023-08-30 01:55:15,168 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:15" (1/1) ... [2023-08-30 01:55:15,169 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:15" (1/1) ... [2023-08-30 01:55:15,179 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:15" (1/1) ... [2023-08-30 01:55:15,191 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:15" (1/1) ... [2023-08-30 01:55:15,193 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:15" (1/1) ... [2023-08-30 01:55:15,194 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:15" (1/1) ... [2023-08-30 01:55:15,200 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 01:55:15,201 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 01:55:15,201 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 01:55:15,201 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 01:55:15,201 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:15" (1/1) ... [2023-08-30 01:55:15,209 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:55:15,219 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 01:55:15,227 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-30 01:55:15,242 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-30 01:55:15,250 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 01:55:15,250 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 01:55:15,250 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 01:55:15,250 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 01:55:15,250 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 01:55:15,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 01:55:15,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 01:55:15,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-08-30 01:55:15,250 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 01:55:15,251 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 01:55:15,251 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 01:55:15,251 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 01:55:15,251 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 01:55:15,251 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 01:55:15,251 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 01:55:15,251 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 01:55:15,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 01:55:15,252 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-30 01:55:15,353 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 01:55:15,354 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 01:55:15,805 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 01:55:16,148 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 01:55:16,148 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 01:55:16,153 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:55:16 BoogieIcfgContainer [2023-08-30 01:55:16,153 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 01:55:16,155 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 01:55:16,155 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 01:55:16,157 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 01:55:16,158 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 01:55:14" (1/3) ... [2023-08-30 01:55:16,158 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53c45804 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:55:16, skipping insertion in model container [2023-08-30 01:55:16,158 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:15" (2/3) ... [2023-08-30 01:55:16,159 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53c45804 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:55:16, skipping insertion in model container [2023-08-30 01:55:16,159 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:55:16" (3/3) ... [2023-08-30 01:55:16,160 INFO L112 eAbstractionObserver]: Analyzing ICFG safe014_power.opt.i [2023-08-30 01:55:16,183 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 01:55:16,183 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 35 error locations. [2023-08-30 01:55:16,183 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 01:55:16,305 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 01:55:16,310 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE at java.base/java.lang.Enum.valueOf(Enum.java:240) at de.uni_freiburg.informatik.ultimate.core.preferences.RcpPreferenceProvider.getEnum(RcpPreferenceProvider.java:117) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TAPreferences.insufficientThreadErrorsVsProgramErrors(TAPreferences.java:218) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.partitionErrorLocations(TraceAbstractionStarter.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-08-30 01:55:16,314 INFO L158 Benchmark]: Toolchain (without parser) took 1643.15ms. Allocated memory was 71.3MB in the beginning and 104.9MB in the end (delta: 33.6MB). Free memory was 39.2MB in the beginning and 43.9MB in the end (delta: -4.7MB). Peak memory consumption was 28.3MB. Max. memory is 16.1GB. [2023-08-30 01:55:16,315 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 52.4MB. Free memory was 30.8MB in the beginning and 30.7MB in the end (delta: 54.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:55:16,315 INFO L158 Benchmark]: CACSL2BoogieTranslator took 420.48ms. Allocated memory is still 71.3MB. Free memory was 39.0MB in the beginning and 48.0MB in the end (delta: -9.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-08-30 01:55:16,316 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.76ms. Allocated memory is still 71.3MB. Free memory was 48.0MB in the beginning and 45.4MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:55:16,316 INFO L158 Benchmark]: Boogie Preprocessor took 48.62ms. Allocated memory is still 71.3MB. Free memory was 45.2MB in the beginning and 43.0MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:55:16,317 INFO L158 Benchmark]: RCFGBuilder took 952.66ms. Allocated memory was 71.3MB in the beginning and 104.9MB in the end (delta: 33.6MB). Free memory was 42.7MB in the beginning and 55.9MB in the end (delta: -13.2MB). Peak memory consumption was 32.4MB. Max. memory is 16.1GB. [2023-08-30 01:55:16,318 INFO L158 Benchmark]: TraceAbstraction took 157.86ms. Allocated memory is still 104.9MB. Free memory was 55.1MB in the beginning and 43.9MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-08-30 01:55:16,324 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 52.4MB. Free memory was 30.8MB in the beginning and 30.7MB in the end (delta: 54.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 420.48ms. Allocated memory is still 71.3MB. Free memory was 39.0MB in the beginning and 48.0MB in the end (delta: -9.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.76ms. Allocated memory is still 71.3MB. Free memory was 48.0MB in the beginning and 45.4MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.62ms. Allocated memory is still 71.3MB. Free memory was 45.2MB in the beginning and 43.0MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 952.66ms. Allocated memory was 71.3MB in the beginning and 104.9MB in the end (delta: 33.6MB). Free memory was 42.7MB in the beginning and 55.9MB in the end (delta: -13.2MB). Peak memory consumption was 32.4MB. Max. memory is 16.1GB. * TraceAbstraction took 157.86ms. Allocated memory is still 104.9MB. Free memory was 55.1MB in the beginning and 43.9MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 01:55:16,356 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