./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/valid-memsafety.prp --file ../../../trunk/examples/svcomp/pthread-wmm/safe028_pso.oepc_pso.opt_tso.oepc_tso.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/safe028_pso.oepc_pso.opt_tso.oepc_tso.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 10dd65d363f3d099295f575f6743961c3e6b480300728ce34fc95b90972dc72c --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-30 01:56:21,538 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 01:56:21,541 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 01:56:21,583 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 01:56:21,584 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 01:56:21,587 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 01:56:21,589 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 01:56:21,592 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 01:56:21,594 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 01:56:21,598 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 01:56:21,599 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 01:56:21,602 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 01:56:21,602 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 01:56:21,604 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 01:56:21,609 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 01:56:21,616 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 01:56:21,617 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 01:56:21,618 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 01:56:21,620 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 01:56:21,625 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 01:56:21,626 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 01:56:21,627 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 01:56:21,628 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 01:56:21,629 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 01:56:21,635 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 01:56:21,636 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 01:56:21,636 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 01:56:21,638 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 01:56:21,638 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 01:56:21,640 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 01:56:21,640 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 01:56:21,641 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 01:56:21,642 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 01:56:21,643 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 01:56:21,644 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 01:56:21,644 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 01:56:21,644 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 01:56:21,645 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 01:56:21,645 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 01:56:21,646 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 01:56:21,646 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 01:56:21,648 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-08-30 01:56:21,689 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 01:56:21,689 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 01:56:21,690 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 01:56:21,690 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 01:56:21,691 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 01:56:21,691 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 01:56:21,692 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 01:56:21,692 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 01:56:21,692 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 01:56:21,692 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 01:56:21,693 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 01:56:21,693 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 01:56:21,693 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 01:56:21,694 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 01:56:21,694 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 01:56:21,694 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 01:56:21,694 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 01:56:21,694 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 01:56:21,694 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 01:56:21,695 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 01:56:21,695 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 01:56:21,695 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 01:56:21,695 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 01:56:21,695 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 01:56:21,695 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 01:56:21,696 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:56:21,696 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 01:56:21,696 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 01:56:21,696 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 01:56:21,696 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 01:56:21,697 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 01:56:21,697 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 01:56:21,697 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 01:56:21,697 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 01:56:21,697 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 10dd65d363f3d099295f575f6743961c3e6b480300728ce34fc95b90972dc72c Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 01:56:22,017 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 01:56:22,039 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 01:56:22,041 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 01:56:22,042 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 01:56:22,042 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 01:56:22,043 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe028_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2023-08-30 01:56:23,309 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 01:56:23,552 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 01:56:23,552 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe028_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2023-08-30 01:56:23,565 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/930b890a5/00cc7718afe046988bbac0ca929edd22/FLAG269baef14 [2023-08-30 01:56:23,584 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/930b890a5/00cc7718afe046988bbac0ca929edd22 [2023-08-30 01:56:23,586 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 01:56:23,587 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 01:56:23,588 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 01:56:23,588 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 01:56:23,591 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 01:56:23,592 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:56:23" (1/1) ... [2023-08-30 01:56:23,593 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39ece478 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:23, skipping insertion in model container [2023-08-30 01:56:23,593 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:56:23" (1/1) ... [2023-08-30 01:56:23,598 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 01:56:23,646 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 01:56:23,812 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/safe028_pso.oepc_pso.opt_tso.oepc_tso.opt.i[975,988] [2023-08-30 01:56:24,009 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:56:24,047 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 01:56:24,062 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/safe028_pso.oepc_pso.opt_tso.oepc_tso.opt.i[975,988] [2023-08-30 01:56:24,095 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:56:24,131 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:56:24,132 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:56:24,138 INFO L208 MainTranslator]: Completed translation [2023-08-30 01:56:24,138 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:24 WrapperNode [2023-08-30 01:56:24,138 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 01:56:24,140 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 01:56:24,140 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 01:56:24,140 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 01:56:24,146 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:24" (1/1) ... [2023-08-30 01:56:24,172 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:24" (1/1) ... [2023-08-30 01:56:24,199 INFO L138 Inliner]: procedures = 176, calls = 53, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 71 [2023-08-30 01:56:24,199 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 01:56:24,201 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 01:56:24,201 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 01:56:24,201 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 01:56:24,208 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:24" (1/1) ... [2023-08-30 01:56:24,208 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:24" (1/1) ... [2023-08-30 01:56:24,226 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:24" (1/1) ... [2023-08-30 01:56:24,227 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:24" (1/1) ... [2023-08-30 01:56:24,231 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:24" (1/1) ... [2023-08-30 01:56:24,239 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:24" (1/1) ... [2023-08-30 01:56:24,241 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:24" (1/1) ... [2023-08-30 01:56:24,249 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:24" (1/1) ... [2023-08-30 01:56:24,251 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 01:56:24,251 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 01:56:24,252 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 01:56:24,252 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 01:56:24,252 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:24" (1/1) ... [2023-08-30 01:56:24,261 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:56:24,273 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 01:56:24,294 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-30 01:56:24,302 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-30 01:56:24,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 01:56:24,323 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 01:56:24,323 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 01:56:24,324 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 01:56:24,324 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 01:56:24,324 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 01:56:24,324 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 01:56:24,324 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 01:56:24,324 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 01:56:24,324 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 01:56:24,324 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 01:56:24,324 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 01:56:24,324 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 01:56:24,324 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 01:56:24,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 01:56:24,325 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-30 01:56:24,436 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 01:56:24,437 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 01:56:24,639 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 01:56:24,645 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 01:56:24,645 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 01:56:24,650 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:56:24 BoogieIcfgContainer [2023-08-30 01:56:24,650 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 01:56:24,651 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 01:56:24,651 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 01:56:24,654 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 01:56:24,654 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 01:56:23" (1/3) ... [2023-08-30 01:56:24,655 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1739f90e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:56:24, skipping insertion in model container [2023-08-30 01:56:24,655 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:24" (2/3) ... [2023-08-30 01:56:24,655 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1739f90e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:56:24, skipping insertion in model container [2023-08-30 01:56:24,655 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:56:24" (3/3) ... [2023-08-30 01:56:24,656 INFO L112 eAbstractionObserver]: Analyzing ICFG safe028_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2023-08-30 01:56:24,670 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 01:56:24,671 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2023-08-30 01:56:24,671 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 01:56:24,733 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 01:56:24,739 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE at java.base/java.lang.Enum.valueOf(Enum.java:240) at de.uni_freiburg.informatik.ultimate.core.preferences.RcpPreferenceProvider.getEnum(RcpPreferenceProvider.java:117) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TAPreferences.insufficientThreadErrorsVsProgramErrors(TAPreferences.java:218) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.partitionErrorLocations(TraceAbstractionStarter.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-08-30 01:56:24,750 INFO L158 Benchmark]: Toolchain (without parser) took 1162.21ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 41.1MB in the beginning and 40.9MB in the end (delta: 213.6kB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. [2023-08-30 01:56:24,751 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 52.4MB. Free memory was 30.7MB in the beginning and 30.6MB in the end (delta: 54.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:56:24,752 INFO L158 Benchmark]: CACSL2BoogieTranslator took 550.43ms. Allocated memory is still 65.0MB. Free memory was 40.9MB in the beginning and 36.1MB in the end (delta: 4.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-08-30 01:56:24,753 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.91ms. Allocated memory is still 65.0MB. Free memory was 36.1MB in the beginning and 34.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:56:24,753 INFO L158 Benchmark]: Boogie Preprocessor took 50.37ms. Allocated memory is still 65.0MB. Free memory was 34.0MB in the beginning and 32.4MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:56:24,755 INFO L158 Benchmark]: RCFGBuilder took 398.57ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 32.4MB in the beginning and 48.3MB in the end (delta: -15.9MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. [2023-08-30 01:56:24,755 INFO L158 Benchmark]: TraceAbstraction took 97.44ms. Allocated memory is still 79.7MB. Free memory was 48.0MB in the beginning and 40.9MB in the end (delta: 7.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-08-30 01:56:24,758 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 52.4MB. Free memory was 30.7MB in the beginning and 30.6MB in the end (delta: 54.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 550.43ms. Allocated memory is still 65.0MB. Free memory was 40.9MB in the beginning and 36.1MB in the end (delta: 4.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.91ms. Allocated memory is still 65.0MB. Free memory was 36.1MB in the beginning and 34.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.37ms. Allocated memory is still 65.0MB. Free memory was 34.0MB in the beginning and 32.4MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 398.57ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 32.4MB in the beginning and 48.3MB in the end (delta: -15.9MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. * TraceAbstraction took 97.44ms. Allocated memory is still 79.7MB. Free memory was 48.0MB in the beginning and 40.9MB in the end (delta: 7.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 01:56:24,778 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/safe028_pso.oepc_pso.opt_tso.oepc_tso.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 10dd65d363f3d099295f575f6743961c3e6b480300728ce34fc95b90972dc72c --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-30 01:56:26,669 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 01:56:26,671 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 01:56:26,716 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 01:56:26,717 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 01:56:26,720 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 01:56:26,722 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 01:56:26,724 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 01:56:26,726 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 01:56:26,731 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 01:56:26,732 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 01:56:26,734 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 01:56:26,735 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 01:56:26,738 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 01:56:26,739 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 01:56:26,744 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 01:56:26,745 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 01:56:26,747 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 01:56:26,749 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 01:56:26,755 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 01:56:26,756 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 01:56:26,757 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 01:56:26,758 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 01:56:26,759 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 01:56:26,765 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 01:56:26,766 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 01:56:26,766 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 01:56:26,767 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 01:56:26,768 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 01:56:26,769 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 01:56:26,769 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 01:56:26,771 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 01:56:26,772 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 01:56:26,773 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 01:56:26,774 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 01:56:26,774 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 01:56:26,775 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 01:56:26,775 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 01:56:26,775 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 01:56:26,785 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 01:56:26,786 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 01:56:26,787 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-08-30 01:56:26,819 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 01:56:26,819 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 01:56:26,820 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 01:56:26,821 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 01:56:26,821 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 01:56:26,822 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 01:56:26,822 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 01:56:26,822 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 01:56:26,822 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 01:56:26,823 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 01:56:26,823 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 01:56:26,824 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 01:56:26,824 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 01:56:26,824 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 01:56:26,824 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 01:56:26,824 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 01:56:26,824 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 01:56:26,825 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 01:56:26,825 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 01:56:26,825 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 01:56:26,825 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 01:56:26,825 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 01:56:26,825 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 01:56:26,826 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 01:56:26,826 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 01:56:26,826 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 01:56:26,826 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 01:56:26,826 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:56:26,827 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 01:56:26,827 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 01:56:26,827 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 01:56:26,827 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 01:56:26,827 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 01:56:26,828 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 01:56:26,828 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 01:56:26,828 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 01:56:26,828 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 01:56:26,828 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 10dd65d363f3d099295f575f6743961c3e6b480300728ce34fc95b90972dc72c Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 01:56:27,114 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 01:56:27,133 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 01:56:27,135 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 01:56:27,137 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 01:56:27,137 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 01:56:27,138 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe028_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2023-08-30 01:56:28,251 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 01:56:28,513 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 01:56:28,514 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe028_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2023-08-30 01:56:28,526 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c57d89ef2/9eecdcce81c84bd9b12e9f4a62d4a3f2/FLAGeec4c8a68 [2023-08-30 01:56:28,541 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c57d89ef2/9eecdcce81c84bd9b12e9f4a62d4a3f2 [2023-08-30 01:56:28,543 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 01:56:28,544 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 01:56:28,545 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 01:56:28,546 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 01:56:28,548 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 01:56:28,549 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:56:28" (1/1) ... [2023-08-30 01:56:28,550 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73250001 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:28, skipping insertion in model container [2023-08-30 01:56:28,550 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:56:28" (1/1) ... [2023-08-30 01:56:28,556 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 01:56:28,596 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 01:56:28,731 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/safe028_pso.oepc_pso.opt_tso.oepc_tso.opt.i[975,988] [2023-08-30 01:56:28,899 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:56:28,913 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 01:56:28,926 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/safe028_pso.oepc_pso.opt_tso.oepc_tso.opt.i[975,988] [2023-08-30 01:56:28,982 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:56:29,020 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:56:29,020 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:56:29,026 INFO L208 MainTranslator]: Completed translation [2023-08-30 01:56:29,026 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:29 WrapperNode [2023-08-30 01:56:29,026 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 01:56:29,028 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 01:56:29,028 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 01:56:29,028 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 01:56:29,035 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:29" (1/1) ... [2023-08-30 01:56:29,067 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:29" (1/1) ... [2023-08-30 01:56:29,092 INFO L138 Inliner]: procedures = 179, calls = 53, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 72 [2023-08-30 01:56:29,093 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 01:56:29,094 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 01:56:29,094 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 01:56:29,094 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 01:56:29,102 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:29" (1/1) ... [2023-08-30 01:56:29,103 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:29" (1/1) ... [2023-08-30 01:56:29,120 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:29" (1/1) ... [2023-08-30 01:56:29,120 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:29" (1/1) ... [2023-08-30 01:56:29,126 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:29" (1/1) ... [2023-08-30 01:56:29,137 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:29" (1/1) ... [2023-08-30 01:56:29,139 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:29" (1/1) ... [2023-08-30 01:56:29,144 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:29" (1/1) ... [2023-08-30 01:56:29,147 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 01:56:29,148 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 01:56:29,152 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 01:56:29,152 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 01:56:29,153 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:29" (1/1) ... [2023-08-30 01:56:29,158 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:56:29,169 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 01:56:29,182 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-30 01:56:29,209 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-30 01:56:29,232 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 01:56:29,238 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 01:56:29,239 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 01:56:29,239 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 01:56:29,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 01:56:29,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 01:56:29,239 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 01:56:29,239 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 01:56:29,240 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 01:56:29,240 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 01:56:29,240 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 01:56:29,240 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 01:56:29,240 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 01:56:29,241 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 01:56:29,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 01:56:29,242 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-30 01:56:29,465 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 01:56:29,467 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 01:56:29,699 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 01:56:29,705 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 01:56:29,705 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 01:56:29,707 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:56:29 BoogieIcfgContainer [2023-08-30 01:56:29,707 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 01:56:29,709 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 01:56:29,710 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 01:56:29,713 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 01:56:29,714 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 01:56:28" (1/3) ... [2023-08-30 01:56:29,714 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10982e7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:56:29, skipping insertion in model container [2023-08-30 01:56:29,715 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:29" (2/3) ... [2023-08-30 01:56:29,715 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10982e7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:56:29, skipping insertion in model container [2023-08-30 01:56:29,715 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:56:29" (3/3) ... [2023-08-30 01:56:29,716 INFO L112 eAbstractionObserver]: Analyzing ICFG safe028_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2023-08-30 01:56:29,732 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 01:56:29,733 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2023-08-30 01:56:29,733 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 01:56:29,821 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 01:56:29,827 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE at java.base/java.lang.Enum.valueOf(Enum.java:240) at de.uni_freiburg.informatik.ultimate.core.preferences.RcpPreferenceProvider.getEnum(RcpPreferenceProvider.java:117) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TAPreferences.insufficientThreadErrorsVsProgramErrors(TAPreferences.java:218) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.partitionErrorLocations(TraceAbstractionStarter.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-08-30 01:56:29,831 INFO L158 Benchmark]: Toolchain (without parser) took 1286.41ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 43.9MB in the beginning and 39.3MB in the end (delta: 4.6MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. [2023-08-30 01:56:29,832 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 50.3MB. Free memory was 28.5MB in the beginning and 28.5MB in the end (delta: 54.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:56:29,832 INFO L158 Benchmark]: CACSL2BoogieTranslator took 481.40ms. Allocated memory is still 67.1MB. Free memory was 43.7MB in the beginning and 37.9MB in the end (delta: 5.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-08-30 01:56:29,833 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.36ms. Allocated memory is still 67.1MB. Free memory was 37.9MB in the beginning and 35.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:56:29,833 INFO L158 Benchmark]: Boogie Preprocessor took 53.44ms. Allocated memory is still 67.1MB. Free memory was 35.6MB in the beginning and 33.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:56:29,834 INFO L158 Benchmark]: RCFGBuilder took 559.48ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 33.9MB in the beginning and 48.1MB in the end (delta: -14.2MB). Peak memory consumption was 7.2MB. Max. memory is 16.1GB. [2023-08-30 01:56:29,835 INFO L158 Benchmark]: TraceAbstraction took 120.81ms. Allocated memory is still 81.8MB. Free memory was 47.4MB in the beginning and 39.3MB in the end (delta: 8.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-08-30 01:56:29,842 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 50.3MB. Free memory was 28.5MB in the beginning and 28.5MB in the end (delta: 54.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 481.40ms. Allocated memory is still 67.1MB. Free memory was 43.7MB in the beginning and 37.9MB in the end (delta: 5.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.36ms. Allocated memory is still 67.1MB. Free memory was 37.9MB in the beginning and 35.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.44ms. Allocated memory is still 67.1MB. Free memory was 35.6MB in the beginning and 33.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 559.48ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 33.9MB in the beginning and 48.1MB in the end (delta: -14.2MB). Peak memory consumption was 7.2MB. Max. memory is 16.1GB. * TraceAbstraction took 120.81ms. Allocated memory is still 81.8MB. Free memory was 47.4MB in the beginning and 39.3MB in the end (delta: 8.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 01:56:29,859 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