./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/valid-memsafety.prp --file ../../../trunk/examples/svcomp/pthread-wmm/mix028_power.oepc_pso.oepc_rmo.oepc.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version b8dbc81d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix028_power.oepc_pso.oepc_rmo.oepc.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d974e781ffea1b31efc329a775e4694ebddd3772fc019bafad0898da50a9d8c1 --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 01:51:24,010 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 01:51:24,011 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 01:51:24,040 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 01:51:24,045 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 01:51:24,046 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 01:51:24,047 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 01:51:24,049 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 01:51:24,050 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 01:51:24,051 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 01:51:24,052 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 01:51:24,053 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 01:51:24,054 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 01:51:24,055 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 01:51:24,056 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 01:51:24,058 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 01:51:24,059 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 01:51:24,060 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 01:51:24,061 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 01:51:24,063 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 01:51:24,066 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 01:51:24,070 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 01:51:24,071 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 01:51:24,072 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 01:51:24,075 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 01:51:24,075 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 01:51:24,075 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 01:51:24,076 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 01:51:24,077 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 01:51:24,078 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 01:51:24,078 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 01:51:24,078 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 01:51:24,079 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 01:51:24,080 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 01:51:24,081 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 01:51:24,081 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 01:51:24,081 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 01:51:24,082 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 01:51:24,082 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 01:51:24,083 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 01:51:24,083 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 01:51:24,085 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-08-30 01:51:24,106 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 01:51:24,108 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 01:51:24,110 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 01:51:24,110 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 01:51:24,111 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 01:51:24,111 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 01:51:24,112 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 01:51:24,112 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 01:51:24,113 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 01:51:24,113 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 01:51:24,114 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 01:51:24,114 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 01:51:24,114 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 01:51:24,114 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 01:51:24,114 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 01:51:24,115 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 01:51:24,115 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 01:51:24,115 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 01:51:24,115 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 01:51:24,115 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 01:51:24,115 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 01:51:24,116 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 01:51:24,116 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 01:51:24,116 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 01:51:24,116 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 01:51:24,117 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:51:24,117 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 01:51:24,117 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 01:51:24,117 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 01:51:24,117 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 01:51:24,118 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 01:51:24,118 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 01:51:24,118 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 01:51:24,118 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 01:51:24,118 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d974e781ffea1b31efc329a775e4694ebddd3772fc019bafad0898da50a9d8c1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 01:51:24,439 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 01:51:24,459 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 01:51:24,461 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 01:51:24,462 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 01:51:24,463 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 01:51:24,464 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix028_power.oepc_pso.oepc_rmo.oepc.i [2023-08-30 01:51:25,573 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 01:51:25,868 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 01:51:25,881 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix028_power.oepc_pso.oepc_rmo.oepc.i [2023-08-30 01:51:25,900 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ffdda990/6e2d2fc1dcd045b38c4b057702784351/FLAGf4c25e695 [2023-08-30 01:51:25,924 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ffdda990/6e2d2fc1dcd045b38c4b057702784351 [2023-08-30 01:51:25,926 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 01:51:25,927 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 01:51:25,929 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 01:51:25,929 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 01:51:25,932 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 01:51:25,933 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:51:25" (1/1) ... [2023-08-30 01:51:25,935 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16734697 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:25, skipping insertion in model container [2023-08-30 01:51:25,935 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:51:25" (1/1) ... [2023-08-30 01:51:25,941 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 01:51:25,995 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 01:51:26,167 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/mix028_power.oepc_pso.oepc_rmo.oepc.i[969,982] [2023-08-30 01:51:26,366 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:51:26,380 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 01:51:26,392 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/mix028_power.oepc_pso.oepc_rmo.oepc.i[969,982] [2023-08-30 01:51:26,448 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:51:26,521 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:51:26,522 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:51:26,527 INFO L208 MainTranslator]: Completed translation [2023-08-30 01:51:26,533 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:26 WrapperNode [2023-08-30 01:51:26,533 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 01:51:26,534 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 01:51:26,534 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 01:51:26,534 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 01:51:26,540 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:26" (1/1) ... [2023-08-30 01:51:26,563 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:26" (1/1) ... [2023-08-30 01:51:26,584 INFO L138 Inliner]: procedures = 176, calls = 56, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 128 [2023-08-30 01:51:26,586 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 01:51:26,587 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 01:51:26,587 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 01:51:26,587 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 01:51:26,593 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:26" (1/1) ... [2023-08-30 01:51:26,593 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:26" (1/1) ... [2023-08-30 01:51:26,596 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:26" (1/1) ... [2023-08-30 01:51:26,597 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:26" (1/1) ... [2023-08-30 01:51:26,606 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:26" (1/1) ... [2023-08-30 01:51:26,607 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:26" (1/1) ... [2023-08-30 01:51:26,610 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:26" (1/1) ... [2023-08-30 01:51:26,611 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:26" (1/1) ... [2023-08-30 01:51:26,614 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 01:51:26,615 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 01:51:26,615 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 01:51:26,616 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 01:51:26,616 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:26" (1/1) ... [2023-08-30 01:51:26,621 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:51:26,631 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 01:51:26,658 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 01:51:26,673 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 01:51:26,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 01:51:26,698 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 01:51:26,698 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 01:51:26,698 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 01:51:26,699 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 01:51:26,699 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 01:51:26,699 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 01:51:26,699 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 01:51:26,700 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 01:51:26,700 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 01:51:26,700 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 01:51:26,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 01:51:26,700 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 01:51:26,700 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 01:51:26,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 01:51:26,702 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 01:51:26,868 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 01:51:26,870 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 01:51:27,263 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 01:51:27,381 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 01:51:27,381 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 01:51:27,383 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:51:27 BoogieIcfgContainer [2023-08-30 01:51:27,383 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 01:51:27,397 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 01:51:27,397 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 01:51:27,400 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 01:51:27,401 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 01:51:25" (1/3) ... [2023-08-30 01:51:27,402 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3099a4d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:51:27, skipping insertion in model container [2023-08-30 01:51:27,402 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:26" (2/3) ... [2023-08-30 01:51:27,403 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3099a4d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:51:27, skipping insertion in model container [2023-08-30 01:51:27,403 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:51:27" (3/3) ... [2023-08-30 01:51:27,404 INFO L112 eAbstractionObserver]: Analyzing ICFG mix028_power.oepc_pso.oepc_rmo.oepc.i [2023-08-30 01:51:27,421 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 01:51:27,421 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 9 error locations. [2023-08-30 01:51:27,421 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 01:51:27,476 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 01:51:27,482 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 01:51:27,487 INFO L158 Benchmark]: Toolchain (without parser) took 1558.59ms. Allocated memory was 75.5MB in the beginning and 96.5MB in the end (delta: 21.0MB). Free memory was 51.5MB in the beginning and 62.5MB in the end (delta: -11.1MB). Peak memory consumption was 11.3MB. Max. memory is 16.1GB. [2023-08-30 01:51:27,487 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 58.7MB. Free memory is still 36.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:51:27,488 INFO L158 Benchmark]: CACSL2BoogieTranslator took 604.27ms. Allocated memory is still 75.5MB. Free memory was 51.2MB in the beginning and 49.8MB in the end (delta: 1.4MB). Peak memory consumption was 24.5MB. Max. memory is 16.1GB. [2023-08-30 01:51:27,488 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.03ms. Allocated memory is still 75.5MB. Free memory was 49.8MB in the beginning and 47.3MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:51:27,489 INFO L158 Benchmark]: Boogie Preprocessor took 27.94ms. Allocated memory is still 75.5MB. Free memory was 47.3MB in the beginning and 45.4MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:51:27,489 INFO L158 Benchmark]: RCFGBuilder took 768.26ms. Allocated memory is still 75.5MB. Free memory was 45.4MB in the beginning and 29.6MB in the end (delta: 15.8MB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB. [2023-08-30 01:51:27,490 INFO L158 Benchmark]: TraceAbstraction took 88.06ms. Allocated memory is still 96.5MB. Free memory was 72.4MB in the beginning and 62.5MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-08-30 01:51:27,492 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 58.7MB. Free memory is still 36.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 604.27ms. Allocated memory is still 75.5MB. Free memory was 51.2MB in the beginning and 49.8MB in the end (delta: 1.4MB). Peak memory consumption was 24.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.03ms. Allocated memory is still 75.5MB. Free memory was 49.8MB in the beginning and 47.3MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 27.94ms. Allocated memory is still 75.5MB. Free memory was 47.3MB in the beginning and 45.4MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 768.26ms. Allocated memory is still 75.5MB. Free memory was 45.4MB in the beginning and 29.6MB in the end (delta: 15.8MB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB. * TraceAbstraction took 88.06ms. Allocated memory is still 96.5MB. Free memory was 72.4MB in the beginning and 62.5MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 01:51:27,511 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/mix028_power.oepc_pso.oepc_rmo.oepc.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d974e781ffea1b31efc329a775e4694ebddd3772fc019bafad0898da50a9d8c1 --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 01:51:29,440 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 01:51:29,442 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 01:51:29,481 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 01:51:29,483 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 01:51:29,486 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 01:51:29,487 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 01:51:29,490 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 01:51:29,493 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 01:51:29,498 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 01:51:29,499 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 01:51:29,501 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 01:51:29,501 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 01:51:29,503 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 01:51:29,504 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 01:51:29,508 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 01:51:29,508 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 01:51:29,510 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 01:51:29,511 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 01:51:29,516 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 01:51:29,526 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 01:51:29,527 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 01:51:29,528 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 01:51:29,529 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 01:51:29,533 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 01:51:29,534 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 01:51:29,534 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 01:51:29,536 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 01:51:29,536 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 01:51:29,537 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 01:51:29,537 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 01:51:29,543 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 01:51:29,545 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 01:51:29,546 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 01:51:29,547 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 01:51:29,547 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 01:51:29,547 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 01:51:29,547 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 01:51:29,548 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 01:51:29,548 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 01:51:29,549 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 01:51:29,551 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-08-30 01:51:29,582 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 01:51:29,583 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 01:51:29,584 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 01:51:29,584 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 01:51:29,585 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 01:51:29,585 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 01:51:29,586 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 01:51:29,586 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 01:51:29,586 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 01:51:29,586 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 01:51:29,587 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 01:51:29,587 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 01:51:29,588 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 01:51:29,588 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 01:51:29,588 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 01:51:29,588 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 01:51:29,588 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 01:51:29,589 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 01:51:29,589 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 01:51:29,589 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 01:51:29,589 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 01:51:29,589 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 01:51:29,589 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 01:51:29,590 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 01:51:29,590 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 01:51:29,590 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 01:51:29,590 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 01:51:29,590 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:51:29,591 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 01:51:29,591 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 01:51:29,591 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 01:51:29,591 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 01:51:29,592 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 01:51:29,592 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 01:51:29,592 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 01:51:29,592 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 01:51:29,592 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 01:51:29,593 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d974e781ffea1b31efc329a775e4694ebddd3772fc019bafad0898da50a9d8c1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 01:51:29,910 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 01:51:29,933 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 01:51:29,936 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 01:51:29,937 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 01:51:29,938 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 01:51:29,939 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix028_power.oepc_pso.oepc_rmo.oepc.i [2023-08-30 01:51:31,161 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 01:51:31,480 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 01:51:31,480 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix028_power.oepc_pso.oepc_rmo.oepc.i [2023-08-30 01:51:31,499 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25424fe43/fa2e1eb8a9564ea5908131b8c39353ee/FLAG68751db4d [2023-08-30 01:51:31,516 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25424fe43/fa2e1eb8a9564ea5908131b8c39353ee [2023-08-30 01:51:31,518 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 01:51:31,519 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 01:51:31,520 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 01:51:31,521 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 01:51:31,523 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 01:51:31,524 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:51:31" (1/1) ... [2023-08-30 01:51:31,525 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4503f1b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:31, skipping insertion in model container [2023-08-30 01:51:31,526 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:51:31" (1/1) ... [2023-08-30 01:51:31,532 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 01:51:31,585 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 01:51:31,702 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/mix028_power.oepc_pso.oepc_rmo.oepc.i[969,982] [2023-08-30 01:51:31,906 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:51:31,920 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 01:51:31,932 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/mix028_power.oepc_pso.oepc_rmo.oepc.i[969,982] [2023-08-30 01:51:31,970 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:51:32,005 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:51:32,005 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:51:32,011 INFO L208 MainTranslator]: Completed translation [2023-08-30 01:51:32,012 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:32 WrapperNode [2023-08-30 01:51:32,012 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 01:51:32,013 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 01:51:32,013 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 01:51:32,013 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 01:51:32,019 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:32" (1/1) ... [2023-08-30 01:51:32,043 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:32" (1/1) ... [2023-08-30 01:51:32,082 INFO L138 Inliner]: procedures = 179, calls = 56, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 129 [2023-08-30 01:51:32,083 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 01:51:32,083 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 01:51:32,084 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 01:51:32,084 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 01:51:32,092 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:32" (1/1) ... [2023-08-30 01:51:32,093 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:32" (1/1) ... [2023-08-30 01:51:32,096 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:32" (1/1) ... [2023-08-30 01:51:32,098 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:32" (1/1) ... [2023-08-30 01:51:32,112 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:32" (1/1) ... [2023-08-30 01:51:32,114 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:32" (1/1) ... [2023-08-30 01:51:32,116 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:32" (1/1) ... [2023-08-30 01:51:32,118 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:32" (1/1) ... [2023-08-30 01:51:32,121 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 01:51:32,122 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 01:51:32,122 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 01:51:32,123 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 01:51:32,123 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:32" (1/1) ... [2023-08-30 01:51:32,130 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:51:32,138 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 01:51:32,148 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 01:51:32,155 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 01:51:32,177 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 01:51:32,177 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 01:51:32,178 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 01:51:32,178 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 01:51:32,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 01:51:32,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 01:51:32,178 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 01:51:32,178 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 01:51:32,179 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 01:51:32,179 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 01:51:32,179 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 01:51:32,179 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 01:51:32,179 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 01:51:32,179 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 01:51:32,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 01:51:32,181 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 01:51:32,300 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 01:51:32,302 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 01:51:32,732 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 01:51:32,897 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 01:51:32,897 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 01:51:32,899 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:51:32 BoogieIcfgContainer [2023-08-30 01:51:32,900 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 01:51:32,901 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 01:51:32,901 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 01:51:32,904 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 01:51:32,904 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 01:51:31" (1/3) ... [2023-08-30 01:51:32,905 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66e07938 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:51:32, skipping insertion in model container [2023-08-30 01:51:32,905 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:51:32" (2/3) ... [2023-08-30 01:51:32,905 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66e07938 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:51:32, skipping insertion in model container [2023-08-30 01:51:32,906 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:51:32" (3/3) ... [2023-08-30 01:51:32,907 INFO L112 eAbstractionObserver]: Analyzing ICFG mix028_power.oepc_pso.oepc_rmo.oepc.i [2023-08-30 01:51:32,921 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 01:51:32,922 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 9 error locations. [2023-08-30 01:51:32,923 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 01:51:33,007 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 01:51:33,013 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 01:51:33,018 INFO L158 Benchmark]: Toolchain (without parser) took 1498.52ms. Allocated memory is still 90.2MB. Free memory was 66.7MB in the beginning and 62.2MB in the end (delta: 4.5MB). Peak memory consumption was 34.4MB. Max. memory is 16.1GB. [2023-08-30 01:51:33,019 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 65.0MB. Free memory is still 42.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:51:33,019 INFO L158 Benchmark]: CACSL2BoogieTranslator took 492.20ms. Allocated memory is still 90.2MB. Free memory was 66.5MB in the beginning and 64.5MB in the end (delta: 2.0MB). Peak memory consumption was 26.4MB. Max. memory is 16.1GB. [2023-08-30 01:51:33,020 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.97ms. Allocated memory is still 90.2MB. Free memory was 64.5MB in the beginning and 62.0MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 01:51:33,021 INFO L158 Benchmark]: Boogie Preprocessor took 38.13ms. Allocated memory is still 90.2MB. Free memory was 62.0MB in the beginning and 59.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:51:33,021 INFO L158 Benchmark]: RCFGBuilder took 777.39ms. Allocated memory is still 90.2MB. Free memory was 59.9MB in the beginning and 45.5MB in the end (delta: 14.4MB). Peak memory consumption was 23.8MB. Max. memory is 16.1GB. [2023-08-30 01:51:33,022 INFO L158 Benchmark]: TraceAbstraction took 115.86ms. Allocated memory is still 90.2MB. Free memory was 44.9MB in the beginning and 62.2MB in the end (delta: -17.3MB). Peak memory consumption was 11.4MB. Max. memory is 16.1GB. [2023-08-30 01:51:33,029 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 65.0MB. Free memory is still 42.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 492.20ms. Allocated memory is still 90.2MB. Free memory was 66.5MB in the beginning and 64.5MB in the end (delta: 2.0MB). Peak memory consumption was 26.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.97ms. Allocated memory is still 90.2MB. Free memory was 64.5MB in the beginning and 62.0MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.13ms. Allocated memory is still 90.2MB. Free memory was 62.0MB in the beginning and 59.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 777.39ms. Allocated memory is still 90.2MB. Free memory was 59.9MB in the beginning and 45.5MB in the end (delta: 14.4MB). Peak memory consumption was 23.8MB. Max. memory is 16.1GB. * TraceAbstraction took 115.86ms. Allocated memory is still 90.2MB. Free memory was 44.9MB in the beginning and 62.2MB in the end (delta: -17.3MB). Peak memory consumption was 11.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 01:51:33,054 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