./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/valid-memsafety.prp --file ../../../trunk/examples/svcomp/pthread-wmm/safe035_power.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/safe035_power.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 6415bffc70cf05f8f6460106962f2f9c59b321fd2fc94a45894cc3c1f3d85b66 --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 01:56:47,837 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 01:56:47,839 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 01:56:47,881 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 01:56:47,883 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 01:56:47,885 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 01:56:47,887 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 01:56:47,890 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 01:56:47,892 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 01:56:47,896 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 01:56:47,897 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 01:56:47,900 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 01:56:47,900 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 01:56:47,902 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 01:56:47,903 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 01:56:47,909 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 01:56:47,910 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 01:56:47,912 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 01:56:47,913 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 01:56:47,918 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 01:56:47,919 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 01:56:47,920 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 01:56:47,921 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 01:56:47,921 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 01:56:47,927 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 01:56:47,928 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 01:56:47,928 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 01:56:47,930 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 01:56:47,930 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 01:56:47,931 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 01:56:47,931 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 01:56:47,937 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 01:56:47,938 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 01:56:47,939 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 01:56:47,940 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 01:56:47,940 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 01:56:47,940 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 01:56:47,941 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 01:56:47,941 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 01:56:47,949 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 01:56:47,950 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 01:56:47,952 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-08-30 01:56:47,985 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 01:56:47,985 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 01:56:47,986 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 01:56:47,987 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 01:56:47,987 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 01:56:47,987 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 01:56:47,988 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 01:56:47,988 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 01:56:47,988 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 01:56:47,989 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 01:56:47,989 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 01:56:47,989 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 01:56:47,990 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 01:56:47,990 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 01:56:47,990 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 01:56:47,990 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 01:56:47,990 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 01:56:47,990 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 01:56:47,991 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 01:56:47,991 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 01:56:47,991 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 01:56:47,991 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 01:56:47,991 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 01:56:47,992 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 01:56:47,992 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 01:56:47,992 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:56:47,992 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 01:56:47,992 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 01:56:47,992 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 01:56:47,993 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 01:56:47,993 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 01:56:47,993 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 01:56:47,993 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 01:56:47,993 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 01:56:47,994 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6415bffc70cf05f8f6460106962f2f9c59b321fd2fc94a45894cc3c1f3d85b66 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 01:56:48,266 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 01:56:48,282 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 01:56:48,283 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 01:56:48,284 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 01:56:48,286 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 01:56:48,287 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe035_power.i [2023-08-30 01:56:49,466 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 01:56:49,763 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 01:56:49,763 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe035_power.i [2023-08-30 01:56:49,773 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/423ef27fd/897c0cfe826e44a8982aee7514dde7c0/FLAGfaeacfb80 [2023-08-30 01:56:49,786 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/423ef27fd/897c0cfe826e44a8982aee7514dde7c0 [2023-08-30 01:56:49,788 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 01:56:49,789 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 01:56:49,790 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 01:56:49,790 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 01:56:49,794 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 01:56:49,794 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:56:49" (1/1) ... [2023-08-30 01:56:49,795 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6eb29e6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:49, skipping insertion in model container [2023-08-30 01:56:49,795 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:56:49" (1/1) ... [2023-08-30 01:56:49,800 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 01:56:49,862 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 01:56:50,040 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/safe035_power.i[947,960] [2023-08-30 01:56:50,346 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:56:50,361 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 01:56:50,372 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/safe035_power.i[947,960] [2023-08-30 01:56:50,438 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:56:50,478 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:56:50,478 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:56:50,492 INFO L208 MainTranslator]: Completed translation [2023-08-30 01:56:50,493 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:50 WrapperNode [2023-08-30 01:56:50,493 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 01:56:50,494 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 01:56:50,494 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 01:56:50,495 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 01:56:50,501 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:50" (1/1) ... [2023-08-30 01:56:50,533 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:50" (1/1) ... [2023-08-30 01:56:50,570 INFO L138 Inliner]: procedures = 176, calls = 60, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 173 [2023-08-30 01:56:50,570 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 01:56:50,572 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 01:56:50,572 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 01:56:50,572 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 01:56:50,580 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:50" (1/1) ... [2023-08-30 01:56:50,581 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:50" (1/1) ... [2023-08-30 01:56:50,595 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:50" (1/1) ... [2023-08-30 01:56:50,596 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:50" (1/1) ... [2023-08-30 01:56:50,622 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:50" (1/1) ... [2023-08-30 01:56:50,623 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:50" (1/1) ... [2023-08-30 01:56:50,626 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:50" (1/1) ... [2023-08-30 01:56:50,628 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:50" (1/1) ... [2023-08-30 01:56:50,637 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 01:56:50,638 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 01:56:50,641 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 01:56:50,642 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 01:56:50,642 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:50" (1/1) ... [2023-08-30 01:56:50,647 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:56:50,657 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 01:56:50,674 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 01:56:50,696 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 01:56:50,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 01:56:50,713 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 01:56:50,713 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 01:56:50,713 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 01:56:50,714 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 01:56:50,714 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 01:56:50,714 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 01:56:50,714 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 01:56:50,714 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 01:56:50,714 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 01:56:50,714 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 01:56:50,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 01:56:50,715 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 01:56:50,715 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 01:56:50,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 01:56:50,716 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 01:56:50,836 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 01:56:50,849 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 01:56:51,272 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 01:56:51,485 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 01:56:51,485 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 01:56:51,487 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:56:51 BoogieIcfgContainer [2023-08-30 01:56:51,487 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 01:56:51,489 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 01:56:51,489 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 01:56:51,492 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 01:56:51,492 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 01:56:49" (1/3) ... [2023-08-30 01:56:51,493 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@611d6f4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:56:51, skipping insertion in model container [2023-08-30 01:56:51,493 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:50" (2/3) ... [2023-08-30 01:56:51,493 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@611d6f4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:56:51, skipping insertion in model container [2023-08-30 01:56:51,494 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:56:51" (3/3) ... [2023-08-30 01:56:51,495 INFO L112 eAbstractionObserver]: Analyzing ICFG safe035_power.i [2023-08-30 01:56:51,508 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 01:56:51,509 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 9 error locations. [2023-08-30 01:56:51,509 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 01:56:51,570 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 01:56:51,576 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 01:56:51,582 INFO L158 Benchmark]: Toolchain (without parser) took 1792.18ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 43.5MB in the beginning and 39.6MB in the end (delta: 3.9MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. [2023-08-30 01:56:51,582 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 48.2MB. Free memory was 26.8MB in the beginning and 26.8MB in the end (delta: 37.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:56:51,583 INFO L158 Benchmark]: CACSL2BoogieTranslator took 703.81ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 43.3MB in the beginning and 59.7MB in the end (delta: -16.4MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. [2023-08-30 01:56:51,584 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.10ms. Allocated memory is still 81.8MB. Free memory was 59.7MB in the beginning and 56.2MB in the end (delta: 3.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:56:51,585 INFO L158 Benchmark]: Boogie Preprocessor took 65.70ms. Allocated memory is still 81.8MB. Free memory was 56.2MB in the beginning and 53.9MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:56:51,585 INFO L158 Benchmark]: RCFGBuilder took 849.44ms. Allocated memory is still 81.8MB. Free memory was 53.9MB in the beginning and 52.1MB in the end (delta: 1.7MB). Peak memory consumption was 25.6MB. Max. memory is 16.1GB. [2023-08-30 01:56:51,586 INFO L158 Benchmark]: TraceAbstraction took 90.85ms. Allocated memory is still 81.8MB. Free memory was 51.7MB in the beginning and 39.6MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-30 01:56:51,593 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 48.2MB. Free memory was 26.8MB in the beginning and 26.8MB in the end (delta: 37.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 703.81ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 43.3MB in the beginning and 59.7MB in the end (delta: -16.4MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.10ms. Allocated memory is still 81.8MB. Free memory was 59.7MB in the beginning and 56.2MB in the end (delta: 3.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 65.70ms. Allocated memory is still 81.8MB. Free memory was 56.2MB in the beginning and 53.9MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 849.44ms. Allocated memory is still 81.8MB. Free memory was 53.9MB in the beginning and 52.1MB in the end (delta: 1.7MB). Peak memory consumption was 25.6MB. Max. memory is 16.1GB. * TraceAbstraction took 90.85ms. Allocated memory is still 81.8MB. Free memory was 51.7MB in the beginning and 39.6MB in the end (delta: 12.1MB). 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 01:56:51,617 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/safe035_power.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 6415bffc70cf05f8f6460106962f2f9c59b321fd2fc94a45894cc3c1f3d85b66 --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 01:56:53,509 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 01:56:53,512 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 01:56:53,554 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 01:56:53,556 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 01:56:53,559 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 01:56:53,560 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 01:56:53,563 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 01:56:53,565 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 01:56:53,569 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 01:56:53,569 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 01:56:53,572 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 01:56:53,572 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 01:56:53,574 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 01:56:53,575 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 01:56:53,580 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 01:56:53,580 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 01:56:53,582 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 01:56:53,583 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 01:56:53,589 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 01:56:53,596 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 01:56:53,598 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 01:56:53,598 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 01:56:53,599 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 01:56:53,605 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 01:56:53,606 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 01:56:53,606 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 01:56:53,607 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 01:56:53,608 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 01:56:53,609 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 01:56:53,609 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 01:56:53,613 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 01:56:53,615 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 01:56:53,616 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 01:56:53,616 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 01:56:53,617 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 01:56:53,618 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 01:56:53,618 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 01:56:53,619 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 01:56:53,619 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 01:56:53,620 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 01:56:53,622 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-08-30 01:56:53,655 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 01:56:53,656 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 01:56:53,657 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 01:56:53,657 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 01:56:53,658 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 01:56:53,658 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 01:56:53,658 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 01:56:53,659 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 01:56:53,659 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 01:56:53,659 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 01:56:53,660 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 01:56:53,660 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 01:56:53,660 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 01:56:53,660 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 01:56:53,660 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 01:56:53,661 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 01:56:53,661 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 01:56:53,661 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 01:56:53,661 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 01:56:53,661 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 01:56:53,662 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 01:56:53,662 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 01:56:53,662 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 01:56:53,662 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 01:56:53,662 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 01:56:53,663 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 01:56:53,663 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 01:56:53,663 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:56:53,663 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 01:56:53,663 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 01:56:53,664 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 01:56:53,664 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 01:56:53,664 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 01:56:53,664 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 01:56:53,664 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 01:56:53,665 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 01:56:53,665 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 01:56:53,665 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6415bffc70cf05f8f6460106962f2f9c59b321fd2fc94a45894cc3c1f3d85b66 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 01:56:53,970 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 01:56:53,984 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 01:56:53,986 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 01:56:53,986 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 01:56:53,988 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 01:56:53,988 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe035_power.i [2023-08-30 01:56:55,187 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 01:56:55,480 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 01:56:55,493 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe035_power.i [2023-08-30 01:56:55,511 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/77a1c9409/f6a31380150c42648979e5dc70cc8647/FLAG1eb02f4c5 [2023-08-30 01:56:55,534 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/77a1c9409/f6a31380150c42648979e5dc70cc8647 [2023-08-30 01:56:55,537 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 01:56:55,539 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 01:56:55,541 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 01:56:55,541 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 01:56:55,544 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 01:56:55,545 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:56:55" (1/1) ... [2023-08-30 01:56:55,546 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f32240 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:55, skipping insertion in model container [2023-08-30 01:56:55,546 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:56:55" (1/1) ... [2023-08-30 01:56:55,551 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 01:56:55,585 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 01:56:55,701 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe035_power.i[947,960] [2023-08-30 01:56:55,929 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:56:55,947 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 01:56:55,957 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/safe035_power.i[947,960] [2023-08-30 01:56:56,038 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:56:56,067 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:56:56,067 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:56:56,073 INFO L208 MainTranslator]: Completed translation [2023-08-30 01:56:56,073 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:56 WrapperNode [2023-08-30 01:56:56,074 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 01:56:56,075 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 01:56:56,075 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 01:56:56,075 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 01:56:56,081 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:56" (1/1) ... [2023-08-30 01:56:56,113 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:56" (1/1) ... [2023-08-30 01:56:56,154 INFO L138 Inliner]: procedures = 179, calls = 60, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 174 [2023-08-30 01:56:56,154 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 01:56:56,156 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 01:56:56,156 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 01:56:56,156 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 01:56:56,164 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:56" (1/1) ... [2023-08-30 01:56:56,164 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:56" (1/1) ... [2023-08-30 01:56:56,179 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:56" (1/1) ... [2023-08-30 01:56:56,180 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:56" (1/1) ... [2023-08-30 01:56:56,192 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:56" (1/1) ... [2023-08-30 01:56:56,208 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:56" (1/1) ... [2023-08-30 01:56:56,211 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:56" (1/1) ... [2023-08-30 01:56:56,212 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:56" (1/1) ... [2023-08-30 01:56:56,225 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 01:56:56,226 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 01:56:56,226 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 01:56:56,226 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 01:56:56,227 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:56" (1/1) ... [2023-08-30 01:56:56,241 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:56:56,255 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 01:56:56,267 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 01:56:56,286 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 01:56:56,297 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 01:56:56,298 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 01:56:56,299 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 01:56:56,299 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 01:56:56,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 01:56:56,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 01:56:56,299 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 01:56:56,299 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 01:56:56,299 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 01:56:56,300 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 01:56:56,300 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 01:56:56,300 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 01:56:56,300 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 01:56:56,300 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 01:56:56,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 01:56:56,302 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 01:56:56,443 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 01:56:56,444 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 01:56:56,951 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 01:56:57,148 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 01:56:57,148 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 01:56:57,150 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:56:57 BoogieIcfgContainer [2023-08-30 01:56:57,150 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 01:56:57,152 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 01:56:57,153 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 01:56:57,155 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 01:56:57,155 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 01:56:55" (1/3) ... [2023-08-30 01:56:57,156 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b1bebcd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:56:57, skipping insertion in model container [2023-08-30 01:56:57,156 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:56" (2/3) ... [2023-08-30 01:56:57,156 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b1bebcd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:56:57, skipping insertion in model container [2023-08-30 01:56:57,157 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:56:57" (3/3) ... [2023-08-30 01:56:57,158 INFO L112 eAbstractionObserver]: Analyzing ICFG safe035_power.i [2023-08-30 01:56:57,171 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 01:56:57,171 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 9 error locations. [2023-08-30 01:56:57,172 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 01:56:57,232 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 01:56:57,238 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 01:56:57,243 INFO L158 Benchmark]: Toolchain (without parser) took 1703.77ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 53.9MB in the beginning and 42.2MB in the end (delta: 11.7MB). Peak memory consumption was 30.8MB. Max. memory is 16.1GB. [2023-08-30 01:56:57,244 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 60.8MB. Free memory was 38.8MB in the beginning and 38.8MB in the end (delta: 49.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:56:57,244 INFO L158 Benchmark]: CACSL2BoogieTranslator took 532.70ms. Allocated memory is still 77.6MB. Free memory was 53.7MB in the beginning and 47.0MB in the end (delta: 6.7MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. [2023-08-30 01:56:57,245 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.83ms. Allocated memory is still 77.6MB. Free memory was 47.0MB in the beginning and 43.9MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 01:56:57,246 INFO L158 Benchmark]: Boogie Preprocessor took 69.17ms. Allocated memory is still 77.6MB. Free memory was 43.9MB in the beginning and 41.1MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:56:57,246 INFO L158 Benchmark]: RCFGBuilder took 925.08ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 41.1MB in the beginning and 58.4MB in the end (delta: -17.2MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. [2023-08-30 01:56:57,247 INFO L158 Benchmark]: TraceAbstraction took 89.34ms. Allocated memory is still 94.4MB. Free memory was 58.1MB in the beginning and 42.2MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-08-30 01:56:57,255 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 60.8MB. Free memory was 38.8MB in the beginning and 38.8MB in the end (delta: 49.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 532.70ms. Allocated memory is still 77.6MB. Free memory was 53.7MB in the beginning and 47.0MB in the end (delta: 6.7MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.83ms. Allocated memory is still 77.6MB. Free memory was 47.0MB in the beginning and 43.9MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 69.17ms. Allocated memory is still 77.6MB. Free memory was 43.9MB in the beginning and 41.1MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 925.08ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 41.1MB in the beginning and 58.4MB in the end (delta: -17.2MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. * TraceAbstraction took 89.34ms. Allocated memory is still 94.4MB. Free memory was 58.1MB in the beginning and 42.2MB in the end (delta: 15.9MB). 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 01:56:57,280 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