./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/valid-memsafety.prp --file ../../../trunk/examples/svcomp/pthread-wmm/safe019_power.opt.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version b8dbc81d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe019_power.opt.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 57c8b47d74ada5c94291d16aafebbb644062493fff61510a323122bcd88ba5b1 --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-30 01:55:39,478 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 01:55:39,480 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 01:55:39,515 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 01:55:39,515 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 01:55:39,518 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 01:55:39,519 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 01:55:39,521 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 01:55:39,522 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 01:55:39,526 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 01:55:39,527 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 01:55:39,529 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 01:55:39,529 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 01:55:39,531 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 01:55:39,532 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 01:55:39,534 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 01:55:39,535 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 01:55:39,536 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 01:55:39,537 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 01:55:39,542 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 01:55:39,543 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 01:55:39,543 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 01:55:39,552 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 01:55:39,553 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 01:55:39,556 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 01:55:39,557 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 01:55:39,557 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 01:55:39,559 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 01:55:39,559 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 01:55:39,560 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 01:55:39,560 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 01:55:39,561 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 01:55:39,562 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 01:55:39,562 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 01:55:39,563 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 01:55:39,563 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 01:55:39,564 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 01:55:39,564 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 01:55:39,564 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 01:55:39,564 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 01:55:39,565 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 01:55:39,566 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-08-30 01:55:39,591 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 01:55:39,591 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 01:55:39,592 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 01:55:39,592 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 01:55:39,593 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 01:55:39,593 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 01:55:39,593 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 01:55:39,593 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 01:55:39,593 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 01:55:39,594 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 01:55:39,594 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 01:55:39,594 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 01:55:39,594 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 01:55:39,595 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 01:55:39,595 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 01:55:39,595 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 01:55:39,595 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 01:55:39,595 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 01:55:39,595 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 01:55:39,595 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 01:55:39,595 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 01:55:39,596 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 01:55:39,596 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 01:55:39,596 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 01:55:39,596 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 01:55:39,596 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:55:39,596 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 01:55:39,596 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 01:55:39,597 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 01:55:39,597 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 01:55:39,597 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 01:55:39,597 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 01:55:39,597 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 01:55:39,597 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 01:55:39,597 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 57c8b47d74ada5c94291d16aafebbb644062493fff61510a323122bcd88ba5b1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 01:55:39,817 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 01:55:39,833 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 01:55:39,834 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 01:55:39,835 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 01:55:39,835 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 01:55:39,836 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe019_power.opt.i [2023-08-30 01:55:40,870 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 01:55:41,149 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 01:55:41,149 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe019_power.opt.i [2023-08-30 01:55:41,173 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e5d94965/49dbcf92c6bf4b62999f1f411e9ad8f4/FLAGf45f84299 [2023-08-30 01:55:41,183 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e5d94965/49dbcf92c6bf4b62999f1f411e9ad8f4 [2023-08-30 01:55:41,186 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 01:55:41,187 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 01:55:41,187 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 01:55:41,188 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 01:55:41,190 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 01:55:41,191 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:55:41" (1/1) ... [2023-08-30 01:55:41,191 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c280785 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:41, skipping insertion in model container [2023-08-30 01:55:41,191 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:55:41" (1/1) ... [2023-08-30 01:55:41,196 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 01:55:41,245 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 01:55:41,403 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/safe019_power.opt.i[994,1007] [2023-08-30 01:55:41,583 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:55:41,592 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 01:55:41,600 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/safe019_power.opt.i[994,1007] [2023-08-30 01:55:41,644 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:55:41,668 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:55:41,668 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:55:41,673 INFO L208 MainTranslator]: Completed translation [2023-08-30 01:55:41,674 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:41 WrapperNode [2023-08-30 01:55:41,674 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 01:55:41,675 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 01:55:41,675 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 01:55:41,675 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 01:55:41,680 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:41" (1/1) ... [2023-08-30 01:55:41,693 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:41" (1/1) ... [2023-08-30 01:55:41,732 INFO L138 Inliner]: procedures = 177, calls = 88, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 194 [2023-08-30 01:55:41,733 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 01:55:41,733 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 01:55:41,734 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 01:55:41,734 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 01:55:41,741 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:41" (1/1) ... [2023-08-30 01:55:41,741 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:41" (1/1) ... [2023-08-30 01:55:41,757 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:41" (1/1) ... [2023-08-30 01:55:41,759 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:41" (1/1) ... [2023-08-30 01:55:41,767 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:41" (1/1) ... [2023-08-30 01:55:41,789 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:41" (1/1) ... [2023-08-30 01:55:41,791 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:41" (1/1) ... [2023-08-30 01:55:41,792 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:41" (1/1) ... [2023-08-30 01:55:41,795 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 01:55:41,796 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 01:55:41,796 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 01:55:41,796 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 01:55:41,796 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:41" (1/1) ... [2023-08-30 01:55:41,805 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:55:41,816 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 01:55:41,825 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-30 01:55:41,855 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-30 01:55:41,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-30 01:55:41,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 01:55:41,864 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 01:55:41,865 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 01:55:41,866 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 01:55:41,866 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 01:55:41,866 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 01:55:41,866 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 01:55:41,866 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 01:55:41,866 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 01:55:41,866 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 01:55:41,866 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 01:55:41,867 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-08-30 01:55:41,867 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-08-30 01:55:41,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 01:55:41,867 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 01:55:41,867 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 01:55:41,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 01:55:41,868 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-30 01:55:42,007 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 01:55:42,008 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 01:55:42,508 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 01:55:42,992 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 01:55:42,992 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 01:55:42,994 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:55:42 BoogieIcfgContainer [2023-08-30 01:55:42,994 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 01:55:42,996 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 01:55:42,996 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 01:55:42,998 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 01:55:42,999 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 01:55:41" (1/3) ... [2023-08-30 01:55:42,999 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31947d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:55:42, skipping insertion in model container [2023-08-30 01:55:42,999 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:41" (2/3) ... [2023-08-30 01:55:43,000 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31947d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:55:42, skipping insertion in model container [2023-08-30 01:55:43,000 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:55:42" (3/3) ... [2023-08-30 01:55:43,001 INFO L112 eAbstractionObserver]: Analyzing ICFG safe019_power.opt.i [2023-08-30 01:55:43,013 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 01:55:43,013 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 57 error locations. [2023-08-30 01:55:43,013 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 01:55:43,169 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 01:55:43,174 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE at java.base/java.lang.Enum.valueOf(Enum.java:240) at de.uni_freiburg.informatik.ultimate.core.preferences.RcpPreferenceProvider.getEnum(RcpPreferenceProvider.java:117) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TAPreferences.insufficientThreadErrorsVsProgramErrors(TAPreferences.java:218) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.partitionErrorLocations(TraceAbstractionStarter.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-08-30 01:55:43,179 INFO L158 Benchmark]: Toolchain (without parser) took 1991.88ms. Allocated memory was 60.8MB in the beginning and 115.3MB in the end (delta: 54.5MB). Free memory was 37.1MB in the beginning and 50.2MB in the end (delta: -13.2MB). Peak memory consumption was 66.2MB. Max. memory is 16.1GB. [2023-08-30 01:55:43,180 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 44.0MB. Free memory is still 22.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:55:43,180 INFO L158 Benchmark]: CACSL2BoogieTranslator took 486.74ms. Allocated memory was 60.8MB in the beginning and 83.9MB in the end (delta: 23.1MB). Free memory was 36.8MB in the beginning and 49.5MB in the end (delta: -12.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-08-30 01:55:43,181 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.99ms. Allocated memory is still 83.9MB. Free memory was 49.5MB in the beginning and 46.8MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:55:43,182 INFO L158 Benchmark]: Boogie Preprocessor took 61.90ms. Allocated memory is still 83.9MB. Free memory was 46.5MB in the beginning and 44.1MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:55:43,182 INFO L158 Benchmark]: RCFGBuilder took 1198.36ms. Allocated memory was 83.9MB in the beginning and 115.3MB in the end (delta: 31.5MB). Free memory was 43.9MB in the beginning and 41.9MB in the end (delta: 1.9MB). Peak memory consumption was 35.5MB. Max. memory is 16.1GB. [2023-08-30 01:55:43,183 INFO L158 Benchmark]: TraceAbstraction took 181.96ms. Allocated memory is still 115.3MB. Free memory was 40.9MB in the beginning and 50.2MB in the end (delta: -9.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-30 01:55:43,189 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 44.0MB. Free memory is still 22.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 486.74ms. Allocated memory was 60.8MB in the beginning and 83.9MB in the end (delta: 23.1MB). Free memory was 36.8MB in the beginning and 49.5MB in the end (delta: -12.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.99ms. Allocated memory is still 83.9MB. Free memory was 49.5MB in the beginning and 46.8MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.90ms. Allocated memory is still 83.9MB. Free memory was 46.5MB in the beginning and 44.1MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1198.36ms. Allocated memory was 83.9MB in the beginning and 115.3MB in the end (delta: 31.5MB). Free memory was 43.9MB in the beginning and 41.9MB in the end (delta: 1.9MB). Peak memory consumption was 35.5MB. Max. memory is 16.1GB. * TraceAbstraction took 181.96ms. Allocated memory is still 115.3MB. Free memory was 40.9MB in the beginning and 50.2MB in the end (delta: -9.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 01:55:43,203 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/safe019_power.opt.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 57c8b47d74ada5c94291d16aafebbb644062493fff61510a323122bcd88ba5b1 --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-30 01:55:45,106 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 01:55:45,107 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 01:55:45,128 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 01:55:45,128 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 01:55:45,131 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 01:55:45,136 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 01:55:45,139 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 01:55:45,141 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 01:55:45,145 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 01:55:45,146 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 01:55:45,147 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 01:55:45,147 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 01:55:45,149 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 01:55:45,151 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 01:55:45,152 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 01:55:45,153 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 01:55:45,154 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 01:55:45,156 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 01:55:45,159 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 01:55:45,161 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 01:55:45,164 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 01:55:45,165 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 01:55:45,166 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 01:55:45,168 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 01:55:45,168 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 01:55:45,168 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 01:55:45,169 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 01:55:45,169 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 01:55:45,170 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 01:55:45,170 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 01:55:45,170 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 01:55:45,171 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 01:55:45,171 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 01:55:45,172 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 01:55:45,172 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 01:55:45,173 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 01:55:45,173 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 01:55:45,173 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 01:55:45,174 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 01:55:45,174 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 01:55:45,176 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-08-30 01:55:45,207 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 01:55:45,207 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 01:55:45,208 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 01:55:45,208 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 01:55:45,209 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 01:55:45,209 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 01:55:45,209 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 01:55:45,209 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 01:55:45,209 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 01:55:45,210 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 01:55:45,210 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 01:55:45,210 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 01:55:45,210 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 01:55:45,210 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 01:55:45,210 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 01:55:45,211 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 01:55:45,211 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 01:55:45,211 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 01:55:45,211 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 01:55:45,211 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 01:55:45,211 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 01:55:45,211 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 01:55:45,212 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 01:55:45,212 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 01:55:45,212 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 01:55:45,212 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 01:55:45,212 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 01:55:45,212 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:55:45,213 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 01:55:45,213 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 01:55:45,213 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 01:55:45,213 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 01:55:45,213 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 01:55:45,213 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 01:55:45,213 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 01:55:45,214 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 01:55:45,214 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 01:55:45,214 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 57c8b47d74ada5c94291d16aafebbb644062493fff61510a323122bcd88ba5b1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 01:55:45,479 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 01:55:45,493 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 01:55:45,495 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 01:55:45,495 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 01:55:45,496 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 01:55:45,497 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe019_power.opt.i [2023-08-30 01:55:46,569 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 01:55:46,892 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 01:55:46,893 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe019_power.opt.i [2023-08-30 01:55:46,917 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03c5cb253/13ae72feeb6742c49ca58b320a2ccd84/FLAG05843510f [2023-08-30 01:55:46,926 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03c5cb253/13ae72feeb6742c49ca58b320a2ccd84 [2023-08-30 01:55:46,931 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 01:55:46,932 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 01:55:46,932 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 01:55:46,933 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 01:55:46,935 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 01:55:46,935 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:55:46" (1/1) ... [2023-08-30 01:55:46,936 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f0b5c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:46, skipping insertion in model container [2023-08-30 01:55:46,939 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:55:46" (1/1) ... [2023-08-30 01:55:46,942 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 01:55:46,979 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 01:55:47,103 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/safe019_power.opt.i[994,1007] [2023-08-30 01:55:47,205 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:55:47,221 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 01:55:47,228 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/safe019_power.opt.i[994,1007] [2023-08-30 01:55:47,257 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:55:47,282 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:55:47,282 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:55:47,286 INFO L208 MainTranslator]: Completed translation [2023-08-30 01:55:47,287 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:47 WrapperNode [2023-08-30 01:55:47,287 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 01:55:47,288 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 01:55:47,288 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 01:55:47,288 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 01:55:47,292 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:47" (1/1) ... [2023-08-30 01:55:47,304 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:47" (1/1) ... [2023-08-30 01:55:47,319 INFO L138 Inliner]: procedures = 181, calls = 88, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 195 [2023-08-30 01:55:47,319 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 01:55:47,319 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 01:55:47,319 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 01:55:47,320 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 01:55:47,324 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:47" (1/1) ... [2023-08-30 01:55:47,325 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:47" (1/1) ... [2023-08-30 01:55:47,328 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:47" (1/1) ... [2023-08-30 01:55:47,328 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:47" (1/1) ... [2023-08-30 01:55:47,336 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:47" (1/1) ... [2023-08-30 01:55:47,338 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:47" (1/1) ... [2023-08-30 01:55:47,340 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:47" (1/1) ... [2023-08-30 01:55:47,342 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:47" (1/1) ... [2023-08-30 01:55:47,345 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 01:55:47,345 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 01:55:47,345 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 01:55:47,345 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 01:55:47,346 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:47" (1/1) ... [2023-08-30 01:55:47,349 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:55:47,358 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 01:55:47,372 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-30 01:55:47,398 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 01:55:47,399 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 01:55:47,400 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 01:55:47,400 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 01:55:47,400 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 01:55:47,400 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 01:55:47,400 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 01:55:47,400 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-08-30 01:55:47,400 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 01:55:47,400 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 01:55:47,401 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 01:55:47,401 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 01:55:47,401 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 01:55:47,401 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 01:55:47,401 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-08-30 01:55:47,401 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-08-30 01:55:47,401 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 01:55:47,402 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 01:55:47,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 01:55:47,386 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-30 01:55:47,416 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-30 01:55:47,557 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 01:55:47,559 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 01:55:48,199 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 01:55:48,656 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 01:55:48,657 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 01:55:48,659 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:55:48 BoogieIcfgContainer [2023-08-30 01:55:48,659 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 01:55:48,661 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 01:55:48,661 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 01:55:48,663 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 01:55:48,663 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 01:55:46" (1/3) ... [2023-08-30 01:55:48,664 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57d1791d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:55:48, skipping insertion in model container [2023-08-30 01:55:48,664 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:47" (2/3) ... [2023-08-30 01:55:48,665 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57d1791d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:55:48, skipping insertion in model container [2023-08-30 01:55:48,665 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:55:48" (3/3) ... [2023-08-30 01:55:48,666 INFO L112 eAbstractionObserver]: Analyzing ICFG safe019_power.opt.i [2023-08-30 01:55:48,679 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 01:55:48,680 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 57 error locations. [2023-08-30 01:55:48,680 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 01:55:48,829 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 01:55:48,834 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE at java.base/java.lang.Enum.valueOf(Enum.java:240) at de.uni_freiburg.informatik.ultimate.core.preferences.RcpPreferenceProvider.getEnum(RcpPreferenceProvider.java:117) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TAPreferences.insufficientThreadErrorsVsProgramErrors(TAPreferences.java:218) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.partitionErrorLocations(TraceAbstractionStarter.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-08-30 01:55:48,839 INFO L158 Benchmark]: Toolchain (without parser) took 1906.07ms. Allocated memory was 58.7MB in the beginning and 115.3MB in the end (delta: 56.6MB). Free memory was 34.4MB in the beginning and 38.6MB in the end (delta: -4.2MB). Peak memory consumption was 55.0MB. Max. memory is 16.1GB. [2023-08-30 01:55:48,839 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 48.2MB. Free memory is still 25.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:55:48,840 INFO L158 Benchmark]: CACSL2BoogieTranslator took 354.61ms. Allocated memory is still 58.7MB. Free memory was 34.3MB in the beginning and 33.2MB in the end (delta: 1.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-08-30 01:55:48,840 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.37ms. Allocated memory is still 58.7MB. Free memory was 33.0MB in the beginning and 30.3MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:55:48,841 INFO L158 Benchmark]: Boogie Preprocessor took 25.35ms. Allocated memory is still 58.7MB. Free memory was 30.3MB in the beginning and 27.5MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 01:55:48,842 INFO L158 Benchmark]: RCFGBuilder took 1314.06ms. Allocated memory was 58.7MB in the beginning and 115.3MB in the end (delta: 56.6MB). Free memory was 27.3MB in the beginning and 57.3MB in the end (delta: -30.0MB). Peak memory consumption was 31.9MB. Max. memory is 16.1GB. [2023-08-30 01:55:48,842 INFO L158 Benchmark]: TraceAbstraction took 176.30ms. Allocated memory is still 115.3MB. Free memory was 56.0MB in the beginning and 38.6MB in the end (delta: 17.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-08-30 01:55:48,859 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 48.2MB. Free memory is still 25.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 354.61ms. Allocated memory is still 58.7MB. Free memory was 34.3MB in the beginning and 33.2MB in the end (delta: 1.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.37ms. Allocated memory is still 58.7MB. Free memory was 33.0MB in the beginning and 30.3MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.35ms. Allocated memory is still 58.7MB. Free memory was 30.3MB in the beginning and 27.5MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1314.06ms. Allocated memory was 58.7MB in the beginning and 115.3MB in the end (delta: 56.6MB). Free memory was 27.3MB in the beginning and 57.3MB in the end (delta: -30.0MB). Peak memory consumption was 31.9MB. Max. memory is 16.1GB. * TraceAbstraction took 176.30ms. Allocated memory is still 115.3MB. Free memory was 56.0MB in the beginning and 38.6MB in the end (delta: 17.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 01:55:48,883 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE