./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/valid-memsafety.prp --file ../../../trunk/examples/svcomp/pthread-wmm/safe002_rmo.oepc.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/safe002_rmo.oepc.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 303fb09b32b7ab2953a798b1c14f8a25fd3d0e1788678487baddbc8a976b0d5f --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-30 01:54:04,277 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 01:54:04,279 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 01:54:04,317 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 01:54:04,317 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 01:54:04,321 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 01:54:04,323 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 01:54:04,326 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 01:54:04,328 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 01:54:04,334 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 01:54:04,335 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 01:54:04,337 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 01:54:04,338 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 01:54:04,340 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 01:54:04,342 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 01:54:04,343 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 01:54:04,346 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 01:54:04,347 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 01:54:04,350 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 01:54:04,352 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 01:54:04,356 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 01:54:04,360 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 01:54:04,361 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 01:54:04,362 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 01:54:04,364 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 01:54:04,367 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 01:54:04,367 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 01:54:04,369 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 01:54:04,370 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 01:54:04,370 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 01:54:04,371 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 01:54:04,373 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 01:54:04,375 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 01:54:04,375 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 01:54:04,376 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 01:54:04,377 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 01:54:04,377 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 01:54:04,377 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 01:54:04,378 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 01:54:04,378 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 01:54:04,379 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 01:54:04,381 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-08-30 01:54:04,413 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 01:54:04,413 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 01:54:04,414 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 01:54:04,414 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 01:54:04,415 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 01:54:04,415 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 01:54:04,416 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 01:54:04,416 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 01:54:04,416 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 01:54:04,416 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 01:54:04,417 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 01:54:04,417 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 01:54:04,418 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 01:54:04,418 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 01:54:04,418 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 01:54:04,418 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 01:54:04,419 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 01:54:04,419 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 01:54:04,419 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 01:54:04,419 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 01:54:04,419 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 01:54:04,420 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 01:54:04,420 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 01:54:04,420 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 01:54:04,420 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 01:54:04,420 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:54:04,421 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 01:54:04,421 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 01:54:04,421 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 01:54:04,421 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 01:54:04,421 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 01:54:04,422 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 01:54:04,422 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 01:54:04,422 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 01:54:04,422 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 303fb09b32b7ab2953a798b1c14f8a25fd3d0e1788678487baddbc8a976b0d5f Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 01:54:04,733 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 01:54:04,757 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 01:54:04,759 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 01:54:04,760 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 01:54:04,761 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 01:54:04,762 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe002_rmo.oepc.i [2023-08-30 01:54:05,896 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 01:54:06,147 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 01:54:06,148 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe002_rmo.oepc.i [2023-08-30 01:54:06,163 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c1e25a09/deb048fc9084440fbae9a3394cca5f0b/FLAG0bd4dc3ef [2023-08-30 01:54:06,182 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c1e25a09/deb048fc9084440fbae9a3394cca5f0b [2023-08-30 01:54:06,185 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 01:54:06,186 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 01:54:06,187 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 01:54:06,187 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 01:54:06,190 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 01:54:06,191 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:54:06" (1/1) ... [2023-08-30 01:54:06,191 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cd46325 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:06, skipping insertion in model container [2023-08-30 01:54:06,192 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:54:06" (1/1) ... [2023-08-30 01:54:06,197 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 01:54:06,255 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 01:54:06,440 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/safe002_rmo.oepc.i[993,1006] [2023-08-30 01:54:06,691 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:54:06,709 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 01:54:06,723 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/safe002_rmo.oepc.i[993,1006] [2023-08-30 01:54:06,779 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:54:06,825 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:54:06,825 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:54:06,831 INFO L208 MainTranslator]: Completed translation [2023-08-30 01:54:06,831 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:06 WrapperNode [2023-08-30 01:54:06,832 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 01:54:06,834 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 01:54:06,834 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 01:54:06,834 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 01:54:06,840 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:06" (1/1) ... [2023-08-30 01:54:06,871 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:06" (1/1) ... [2023-08-30 01:54:06,911 INFO L138 Inliner]: procedures = 176, calls = 82, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 170 [2023-08-30 01:54:06,911 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 01:54:06,912 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 01:54:06,912 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 01:54:06,912 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 01:54:06,920 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:06" (1/1) ... [2023-08-30 01:54:06,920 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:06" (1/1) ... [2023-08-30 01:54:06,927 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:06" (1/1) ... [2023-08-30 01:54:06,936 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:06" (1/1) ... [2023-08-30 01:54:06,945 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:06" (1/1) ... [2023-08-30 01:54:06,957 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:06" (1/1) ... [2023-08-30 01:54:06,960 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:06" (1/1) ... [2023-08-30 01:54:06,962 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:06" (1/1) ... [2023-08-30 01:54:06,966 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 01:54:06,967 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 01:54:06,967 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 01:54:06,968 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 01:54:06,968 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:06" (1/1) ... [2023-08-30 01:54:06,976 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:54:06,988 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 01:54:07,014 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-30 01:54:07,033 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-30 01:54:07,049 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-30 01:54:07,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 01:54:07,050 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 01:54:07,050 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 01:54:07,050 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 01:54:07,050 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 01:54:07,050 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 01:54:07,051 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 01:54:07,051 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 01:54:07,051 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 01:54:07,051 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 01:54:07,051 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 01:54:07,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 01:54:07,052 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 01:54:07,052 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 01:54:07,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 01:54:07,053 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-30 01:54:07,212 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 01:54:07,214 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 01:54:07,696 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 01:54:08,299 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 01:54:08,299 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 01:54:08,301 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:54:08 BoogieIcfgContainer [2023-08-30 01:54:08,301 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 01:54:08,303 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 01:54:08,304 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 01:54:08,306 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 01:54:08,306 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 01:54:06" (1/3) ... [2023-08-30 01:54:08,307 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f8d4fb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:54:08, skipping insertion in model container [2023-08-30 01:54:08,307 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:06" (2/3) ... [2023-08-30 01:54:08,308 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f8d4fb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:54:08, skipping insertion in model container [2023-08-30 01:54:08,308 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:54:08" (3/3) ... [2023-08-30 01:54:08,309 INFO L112 eAbstractionObserver]: Analyzing ICFG safe002_rmo.oepc.i [2023-08-30 01:54:08,323 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 01:54:08,323 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 62 error locations. [2023-08-30 01:54:08,324 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 01:54:08,455 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 01:54:08,461 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE at java.base/java.lang.Enum.valueOf(Enum.java:240) at de.uni_freiburg.informatik.ultimate.core.preferences.RcpPreferenceProvider.getEnum(RcpPreferenceProvider.java:117) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TAPreferences.insufficientThreadErrorsVsProgramErrors(TAPreferences.java:218) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.partitionErrorLocations(TraceAbstractionStarter.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-08-30 01:54:08,469 INFO L158 Benchmark]: Toolchain (without parser) took 2281.84ms. Allocated memory was 83.9MB in the beginning and 117.4MB in the end (delta: 33.6MB). Free memory was 56.6MB in the beginning and 43.6MB in the end (delta: 13.0MB). Peak memory consumption was 45.1MB. Max. memory is 16.1GB. [2023-08-30 01:54:08,469 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 60.8MB. Free memory is still 38.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:54:08,470 INFO L158 Benchmark]: CACSL2BoogieTranslator took 645.71ms. Allocated memory is still 83.9MB. Free memory was 56.4MB in the beginning and 51.0MB in the end (delta: 5.4MB). Peak memory consumption was 17.2MB. Max. memory is 16.1GB. [2023-08-30 01:54:08,471 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.81ms. Allocated memory is still 83.9MB. Free memory was 51.0MB in the beginning and 48.4MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:54:08,471 INFO L158 Benchmark]: Boogie Preprocessor took 54.75ms. Allocated memory is still 83.9MB. Free memory was 48.4MB in the beginning and 45.7MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 01:54:08,472 INFO L158 Benchmark]: RCFGBuilder took 1334.30ms. Allocated memory was 83.9MB in the beginning and 117.4MB in the end (delta: 33.6MB). Free memory was 45.7MB in the beginning and 76.0MB in the end (delta: -30.4MB). Peak memory consumption was 40.5MB. Max. memory is 16.1GB. [2023-08-30 01:54:08,473 INFO L158 Benchmark]: TraceAbstraction took 163.80ms. Allocated memory is still 117.4MB. Free memory was 75.1MB in the beginning and 43.6MB in the end (delta: 31.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-08-30 01:54:08,480 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 60.8MB. Free memory is still 38.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 645.71ms. Allocated memory is still 83.9MB. Free memory was 56.4MB in the beginning and 51.0MB in the end (delta: 5.4MB). Peak memory consumption was 17.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.81ms. Allocated memory is still 83.9MB. Free memory was 51.0MB in the beginning and 48.4MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.75ms. Allocated memory is still 83.9MB. Free memory was 48.4MB in the beginning and 45.7MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1334.30ms. Allocated memory was 83.9MB in the beginning and 117.4MB in the end (delta: 33.6MB). Free memory was 45.7MB in the beginning and 76.0MB in the end (delta: -30.4MB). Peak memory consumption was 40.5MB. Max. memory is 16.1GB. * TraceAbstraction took 163.80ms. Allocated memory is still 117.4MB. Free memory was 75.1MB in the beginning and 43.6MB in the end (delta: 31.5MB). Peak memory consumption was 31.5MB. 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 01:54:08,498 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe002_rmo.oepc.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 303fb09b32b7ab2953a798b1c14f8a25fd3d0e1788678487baddbc8a976b0d5f --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-30 01:54:10,364 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 01:54:10,367 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 01:54:10,409 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 01:54:10,410 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 01:54:10,413 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 01:54:10,415 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 01:54:10,417 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 01:54:10,419 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 01:54:10,423 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 01:54:10,424 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 01:54:10,426 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 01:54:10,427 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 01:54:10,429 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 01:54:10,430 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 01:54:10,435 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 01:54:10,435 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 01:54:10,437 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 01:54:10,438 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 01:54:10,442 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 01:54:10,448 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 01:54:10,450 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 01:54:10,451 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 01:54:10,452 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 01:54:10,458 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 01:54:10,458 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 01:54:10,459 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 01:54:10,460 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 01:54:10,461 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 01:54:10,461 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 01:54:10,462 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 01:54:10,463 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 01:54:10,465 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 01:54:10,466 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 01:54:10,466 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 01:54:10,467 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 01:54:10,468 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 01:54:10,469 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 01:54:10,469 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 01:54:10,470 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 01:54:10,470 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 01:54:10,472 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-08-30 01:54:10,503 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 01:54:10,504 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 01:54:10,505 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 01:54:10,505 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 01:54:10,506 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 01:54:10,506 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 01:54:10,507 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 01:54:10,507 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 01:54:10,507 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 01:54:10,507 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 01:54:10,508 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 01:54:10,508 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 01:54:10,509 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 01:54:10,509 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 01:54:10,509 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 01:54:10,509 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 01:54:10,509 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 01:54:10,510 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 01:54:10,510 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 01:54:10,510 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 01:54:10,510 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 01:54:10,511 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 01:54:10,511 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 01:54:10,511 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 01:54:10,511 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 01:54:10,511 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 01:54:10,512 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 01:54:10,512 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:54:10,512 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 01:54:10,512 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 01:54:10,513 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 01:54:10,513 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 01:54:10,513 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 01:54:10,513 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 01:54:10,514 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 01:54:10,514 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 01:54:10,514 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 01:54:10,514 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 303fb09b32b7ab2953a798b1c14f8a25fd3d0e1788678487baddbc8a976b0d5f Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 01:54:10,826 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 01:54:10,842 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 01:54:10,844 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 01:54:10,845 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 01:54:10,846 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 01:54:10,847 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe002_rmo.oepc.i [2023-08-30 01:54:11,977 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 01:54:12,227 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 01:54:12,228 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe002_rmo.oepc.i [2023-08-30 01:54:12,240 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/77742aa36/a8cd62f3e04941869912451d7c3b9b74/FLAGd81662e30 [2023-08-30 01:54:12,252 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/77742aa36/a8cd62f3e04941869912451d7c3b9b74 [2023-08-30 01:54:12,256 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 01:54:12,258 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 01:54:12,258 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 01:54:12,258 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 01:54:12,262 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 01:54:12,262 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:54:12" (1/1) ... [2023-08-30 01:54:12,263 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2705aa03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:12, skipping insertion in model container [2023-08-30 01:54:12,263 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:54:12" (1/1) ... [2023-08-30 01:54:12,269 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 01:54:12,305 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 01:54:12,435 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe002_rmo.oepc.i[993,1006] [2023-08-30 01:54:12,668 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:54:12,690 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 01:54:12,701 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/safe002_rmo.oepc.i[993,1006] [2023-08-30 01:54:12,734 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:54:12,770 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:54:12,770 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:54:12,777 INFO L208 MainTranslator]: Completed translation [2023-08-30 01:54:12,778 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:12 WrapperNode [2023-08-30 01:54:12,778 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 01:54:12,779 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 01:54:12,779 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 01:54:12,779 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 01:54:12,785 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:12" (1/1) ... [2023-08-30 01:54:12,812 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:12" (1/1) ... [2023-08-30 01:54:12,835 INFO L138 Inliner]: procedures = 180, calls = 82, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 171 [2023-08-30 01:54:12,835 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 01:54:12,836 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 01:54:12,836 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 01:54:12,836 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 01:54:12,844 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:12" (1/1) ... [2023-08-30 01:54:12,845 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:12" (1/1) ... [2023-08-30 01:54:12,849 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:12" (1/1) ... [2023-08-30 01:54:12,849 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:12" (1/1) ... [2023-08-30 01:54:12,859 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:12" (1/1) ... [2023-08-30 01:54:12,861 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:12" (1/1) ... [2023-08-30 01:54:12,864 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:12" (1/1) ... [2023-08-30 01:54:12,866 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:12" (1/1) ... [2023-08-30 01:54:12,870 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 01:54:12,871 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 01:54:12,871 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 01:54:12,871 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 01:54:12,872 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:12" (1/1) ... [2023-08-30 01:54:12,880 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:54:12,892 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 01:54:12,905 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-30 01:54:12,913 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-30 01:54:12,948 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 01:54:12,948 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 01:54:12,949 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 01:54:12,949 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 01:54:12,949 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 01:54:12,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 01:54:12,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 01:54:12,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-08-30 01:54:12,949 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 01:54:12,950 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 01:54:12,950 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 01:54:12,950 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 01:54:12,950 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 01:54:12,950 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 01:54:12,950 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 01:54:12,950 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 01:54:12,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 01:54:12,951 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-30 01:54:13,093 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 01:54:13,095 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 01:54:13,900 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 01:54:14,593 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 01:54:14,594 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 01:54:14,596 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:54:14 BoogieIcfgContainer [2023-08-30 01:54:14,596 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 01:54:14,599 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 01:54:14,599 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 01:54:14,601 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 01:54:14,602 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 01:54:12" (1/3) ... [2023-08-30 01:54:14,602 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59dfa6fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:54:14, skipping insertion in model container [2023-08-30 01:54:14,603 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:12" (2/3) ... [2023-08-30 01:54:14,603 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59dfa6fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:54:14, skipping insertion in model container [2023-08-30 01:54:14,603 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:54:14" (3/3) ... [2023-08-30 01:54:14,613 INFO L112 eAbstractionObserver]: Analyzing ICFG safe002_rmo.oepc.i [2023-08-30 01:54:14,630 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 01:54:14,631 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 62 error locations. [2023-08-30 01:54:14,631 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 01:54:14,768 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 01:54:14,774 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE at java.base/java.lang.Enum.valueOf(Enum.java:240) at de.uni_freiburg.informatik.ultimate.core.preferences.RcpPreferenceProvider.getEnum(RcpPreferenceProvider.java:117) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TAPreferences.insufficientThreadErrorsVsProgramErrors(TAPreferences.java:218) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.partitionErrorLocations(TraceAbstractionStarter.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-08-30 01:54:14,780 INFO L158 Benchmark]: Toolchain (without parser) took 2521.36ms. Allocated memory was 79.7MB in the beginning and 125.8MB in the end (delta: 46.1MB). Free memory was 58.9MB in the beginning and 50.6MB in the end (delta: 8.3MB). Peak memory consumption was 57.8MB. Max. memory is 16.1GB. [2023-08-30 01:54:14,781 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 62.9MB. Free memory is still 40.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:54:14,781 INFO L158 Benchmark]: CACSL2BoogieTranslator took 519.90ms. Allocated memory is still 79.7MB. Free memory was 58.7MB in the beginning and 52.5MB in the end (delta: 6.1MB). Peak memory consumption was 24.3MB. Max. memory is 16.1GB. [2023-08-30 01:54:14,782 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.66ms. Allocated memory is still 79.7MB. Free memory was 52.5MB in the beginning and 49.7MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:54:14,783 INFO L158 Benchmark]: Boogie Preprocessor took 33.89ms. Allocated memory is still 79.7MB. Free memory was 49.7MB in the beginning and 47.0MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 01:54:14,783 INFO L158 Benchmark]: RCFGBuilder took 1725.78ms. Allocated memory was 79.7MB in the beginning and 125.8MB in the end (delta: 46.1MB). Free memory was 47.0MB in the beginning and 48.9MB in the end (delta: -2.0MB). Peak memory consumption was 42.7MB. Max. memory is 16.1GB. [2023-08-30 01:54:14,784 INFO L158 Benchmark]: TraceAbstraction took 179.51ms. Allocated memory is still 125.8MB. Free memory was 48.9MB in the beginning and 50.6MB in the end (delta: -1.7MB). Peak memory consumption was 3.4MB. Max. memory is 16.1GB. [2023-08-30 01:54:14,791 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 62.9MB. Free memory is still 40.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 519.90ms. Allocated memory is still 79.7MB. Free memory was 58.7MB in the beginning and 52.5MB in the end (delta: 6.1MB). Peak memory consumption was 24.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.66ms. Allocated memory is still 79.7MB. Free memory was 52.5MB in the beginning and 49.7MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.89ms. Allocated memory is still 79.7MB. Free memory was 49.7MB in the beginning and 47.0MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1725.78ms. Allocated memory was 79.7MB in the beginning and 125.8MB in the end (delta: 46.1MB). Free memory was 47.0MB in the beginning and 48.9MB in the end (delta: -2.0MB). Peak memory consumption was 42.7MB. Max. memory is 16.1GB. * TraceAbstraction took 179.51ms. Allocated memory is still 125.8MB. Free memory was 48.9MB in the beginning and 50.6MB in the end (delta: -1.7MB). Peak memory consumption was 3.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 01:54:14,822 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