./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-overflow.prp --file ../../../trunk/examples/svcomp/pthread-wmm/mix028_tso.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows 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/AutomizerReach.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix028_tso.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-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 ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 381687e0b1f81c1857e97f802385548d8501e57e279b70a993237277b7cd3e3a --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 12:19:48,108 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:19:48,111 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:19:48,150 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:19:48,153 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:19:48,156 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:19:48,158 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:19:48,160 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:19:48,162 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:19:48,167 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:19:48,168 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:19:48,171 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:19:48,171 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:19:48,173 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:19:48,174 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:19:48,179 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:19:48,180 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:19:48,182 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:19:48,183 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:19:48,188 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:19:48,195 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:19:48,196 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:19:48,197 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:19:48,198 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:19:48,204 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:19:48,205 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:19:48,205 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:19:48,207 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:19:48,207 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:19:48,208 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:19:48,209 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:19:48,215 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:19:48,216 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:19:48,217 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:19:48,218 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:19:48,218 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:19:48,219 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:19:48,219 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:19:48,219 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:19:48,220 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:19:48,220 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:19:48,222 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-08-30 12:19:48,256 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:19:48,257 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:19:48,258 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:19:48,258 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:19:48,259 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:19:48,259 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:19:48,260 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:19:48,260 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:19:48,260 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:19:48,260 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:19:48,261 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:19:48,261 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:19:48,261 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 12:19:48,262 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:19:48,262 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:19:48,262 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:19:48,262 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:19:48,263 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:19:48,263 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:19:48,263 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:19:48,263 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:19:48,263 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:19:48,264 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:19:48,264 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:19:48,264 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:19:48,264 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:19:48,264 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:19:48,265 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:19:48,265 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:19:48,265 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:19:48,265 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 12:19:48,265 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 12:19:48,266 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:19:48,266 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:19:48,266 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:19:48,266 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:19:48,266 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:19:48,267 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 381687e0b1f81c1857e97f802385548d8501e57e279b70a993237277b7cd3e3a Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:19:48,555 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:19:48,573 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:19:48,575 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:19:48,577 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:19:48,577 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:19:48,578 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix028_tso.i [2023-08-30 12:19:49,667 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:19:49,960 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:19:49,960 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix028_tso.i [2023-08-30 12:19:49,972 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6145b13f/8fbd0f5e399e4d3eb59d0450cb3517c5/FLAG509b313d4 [2023-08-30 12:19:49,986 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6145b13f/8fbd0f5e399e4d3eb59d0450cb3517c5 [2023-08-30 12:19:49,989 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:19:49,990 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:19:49,991 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:19:49,991 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:19:49,994 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:19:49,995 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:19:49" (1/1) ... [2023-08-30 12:19:49,996 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34aa3ddf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:49, skipping insertion in model container [2023-08-30 12:19:49,996 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:19:49" (1/1) ... [2023-08-30 12:19:50,002 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:19:50,046 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:19:50,172 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_tso.i[944,957] [2023-08-30 12:19:50,393 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:19:50,402 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:19:50,413 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_tso.i[944,957] [2023-08-30 12:19:50,479 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:19:50,529 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:19:50,530 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:19:50,536 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:19:50,536 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:50 WrapperNode [2023-08-30 12:19:50,536 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:19:50,537 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:19:50,538 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:19:50,538 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:19:50,544 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:50" (1/1) ... [2023-08-30 12:19:50,574 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:50" (1/1) ... [2023-08-30 12:19:50,610 INFO L138 Inliner]: procedures = 176, calls = 56, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 167 [2023-08-30 12:19:50,611 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:19:50,613 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:19:50,613 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:19:50,613 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:19:50,622 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:50" (1/1) ... [2023-08-30 12:19:50,622 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:50" (1/1) ... [2023-08-30 12:19:50,638 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:50" (1/1) ... [2023-08-30 12:19:50,639 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:50" (1/1) ... [2023-08-30 12:19:50,645 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:50" (1/1) ... [2023-08-30 12:19:50,659 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:50" (1/1) ... [2023-08-30 12:19:50,661 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:50" (1/1) ... [2023-08-30 12:19:50,667 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:50" (1/1) ... [2023-08-30 12:19:50,670 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:19:50,673 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:19:50,674 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:19:50,674 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:19:50,675 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:50" (1/1) ... [2023-08-30 12:19:50,679 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:19:50,690 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:19:50,706 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 12:19:50,728 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 12:19:50,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 12:19:50,742 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 12:19:50,742 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:19:50,742 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:19:50,742 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:19:50,742 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 12:19:50,743 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 12:19:50,743 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 12:19:50,743 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 12:19:50,743 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 12:19:50,743 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 12:19:50,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 12:19:50,743 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 12:19:50,743 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:19:50,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:19:50,745 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 12:19:50,907 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:19:50,909 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:19:51,299 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:19:51,554 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:19:51,554 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 12:19:51,557 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:19:51 BoogieIcfgContainer [2023-08-30 12:19:51,557 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:19:51,559 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:19:51,559 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:19:51,562 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:19:51,562 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:19:49" (1/3) ... [2023-08-30 12:19:51,562 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3fbd93b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:19:51, skipping insertion in model container [2023-08-30 12:19:51,563 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:50" (2/3) ... [2023-08-30 12:19:51,563 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3fbd93b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:19:51, skipping insertion in model container [2023-08-30 12:19:51,563 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:19:51" (3/3) ... [2023-08-30 12:19:51,565 INFO L112 eAbstractionObserver]: Analyzing ICFG mix028_tso.i [2023-08-30 12:19:51,573 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:19:51,583 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:19:51,584 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2023-08-30 12:19:51,584 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:19:51,704 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 12:19:51,711 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 12:19:51,717 INFO L158 Benchmark]: Toolchain (without parser) took 1725.95ms. Allocated memory was 75.5MB in the beginning and 92.3MB in the end (delta: 16.8MB). Free memory was 52.3MB in the beginning and 54.0MB in the end (delta: -1.7MB). Peak memory consumption was 17.7MB. Max. memory is 16.1GB. [2023-08-30 12:19:51,718 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 60.8MB. Free memory was 38.9MB in the beginning and 38.8MB in the end (delta: 58.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:19:51,719 INFO L158 Benchmark]: CACSL2BoogieTranslator took 545.55ms. Allocated memory is still 75.5MB. Free memory was 52.1MB in the beginning and 47.8MB in the end (delta: 4.3MB). Peak memory consumption was 22.2MB. Max. memory is 16.1GB. [2023-08-30 12:19:51,719 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.10ms. Allocated memory is still 75.5MB. Free memory was 47.8MB in the beginning and 44.9MB in the end (delta: 2.9MB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:19:51,720 INFO L158 Benchmark]: Boogie Preprocessor took 57.48ms. Allocated memory is still 75.5MB. Free memory was 44.9MB in the beginning and 42.9MB in the end (delta: 2.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 12:19:51,721 INFO L158 Benchmark]: RCFGBuilder took 883.94ms. Allocated memory was 75.5MB in the beginning and 92.3MB in the end (delta: 16.8MB). Free memory was 42.6MB in the beginning and 63.9MB in the end (delta: -21.3MB). Peak memory consumption was 20.7MB. Max. memory is 16.1GB. [2023-08-30 12:19:51,722 INFO L158 Benchmark]: TraceAbstraction took 156.60ms. Allocated memory is still 92.3MB. Free memory was 63.4MB in the beginning and 54.0MB in the end (delta: 9.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-08-30 12:19:51,726 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 60.8MB. Free memory was 38.9MB in the beginning and 38.8MB in the end (delta: 58.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 545.55ms. Allocated memory is still 75.5MB. Free memory was 52.1MB in the beginning and 47.8MB in the end (delta: 4.3MB). Peak memory consumption was 22.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.10ms. Allocated memory is still 75.5MB. Free memory was 47.8MB in the beginning and 44.9MB in the end (delta: 2.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 57.48ms. Allocated memory is still 75.5MB. Free memory was 44.9MB in the beginning and 42.9MB in the end (delta: 2.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 883.94ms. Allocated memory was 75.5MB in the beginning and 92.3MB in the end (delta: 16.8MB). Free memory was 42.6MB in the beginning and 63.9MB in the end (delta: -21.3MB). Peak memory consumption was 20.7MB. Max. memory is 16.1GB. * TraceAbstraction took 156.60ms. Allocated memory is still 92.3MB. Free memory was 63.4MB in the beginning and 54.0MB in the end (delta: 9.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 12:19:51,754 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/AutomizerReach.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix028_tso.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-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 ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 381687e0b1f81c1857e97f802385548d8501e57e279b70a993237277b7cd3e3a --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 12:19:53,708 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:19:53,710 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:19:53,750 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:19:53,751 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:19:53,752 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:19:53,753 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:19:53,756 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:19:53,759 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:19:53,761 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:19:53,762 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:19:53,763 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:19:53,763 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:19:53,764 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:19:53,765 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:19:53,765 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:19:53,766 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:19:53,767 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:19:53,768 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:19:53,769 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:19:53,770 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:19:53,771 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:19:53,772 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:19:53,773 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:19:53,779 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:19:53,783 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:19:53,784 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:19:53,785 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:19:53,785 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:19:53,787 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:19:53,787 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:19:53,790 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:19:53,791 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:19:53,791 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:19:53,793 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:19:53,796 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:19:53,797 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:19:53,797 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:19:53,797 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:19:53,798 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:19:53,799 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:19:53,800 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf [2023-08-30 12:19:53,828 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:19:53,829 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:19:53,830 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:19:53,830 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:19:53,831 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:19:53,831 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:19:53,832 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:19:53,832 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:19:53,832 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:19:53,832 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:19:53,833 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:19:53,833 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:19:53,834 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:19:53,834 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:19:53,834 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:19:53,834 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:19:53,834 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:19:53,834 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 12:19:53,835 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 12:19:53,835 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:19:53,835 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 12:19:53,835 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:19:53,835 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:19:53,836 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:19:53,836 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:19:53,836 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:19:53,836 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:19:53,836 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:19:53,837 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:19:53,837 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:19:53,837 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:19:53,837 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:19:53,838 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 12:19:53,838 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 12:19:53,838 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:19:53,838 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:19:53,838 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:19:53,839 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:19:53,839 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 12:19:53,839 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:19:53,839 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 381687e0b1f81c1857e97f802385548d8501e57e279b70a993237277b7cd3e3a Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:19:54,137 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:19:54,157 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:19:54,160 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:19:54,161 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:19:54,162 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:19:54,163 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix028_tso.i [2023-08-30 12:19:55,309 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:19:55,549 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:19:55,553 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix028_tso.i [2023-08-30 12:19:55,570 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cdc2fc13e/ef5e13a107c549a7a64a634ae0ccd497/FLAG267bc0696 [2023-08-30 12:19:55,581 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cdc2fc13e/ef5e13a107c549a7a64a634ae0ccd497 [2023-08-30 12:19:55,583 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:19:55,584 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:19:55,585 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:19:55,585 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:19:55,588 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:19:55,589 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:19:55" (1/1) ... [2023-08-30 12:19:55,589 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ff0190e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:55, skipping insertion in model container [2023-08-30 12:19:55,590 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:19:55" (1/1) ... [2023-08-30 12:19:55,597 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:19:55,646 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:19:55,765 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_tso.i[944,957] [2023-08-30 12:19:55,936 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:19:55,962 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:19:55,972 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_tso.i[944,957] [2023-08-30 12:19:56,017 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:19:56,043 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:19:56,044 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:19:56,049 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:19:56,049 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:56 WrapperNode [2023-08-30 12:19:56,050 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:19:56,051 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:19:56,051 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:19:56,051 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:19:56,057 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:56" (1/1) ... [2023-08-30 12:19:56,074 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:56" (1/1) ... [2023-08-30 12:19:56,112 INFO L138 Inliner]: procedures = 179, calls = 56, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 168 [2023-08-30 12:19:56,120 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:19:56,121 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:19:56,121 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:19:56,122 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:19:56,130 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:56" (1/1) ... [2023-08-30 12:19:56,130 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:56" (1/1) ... [2023-08-30 12:19:56,134 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:56" (1/1) ... [2023-08-30 12:19:56,135 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:56" (1/1) ... [2023-08-30 12:19:56,150 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:56" (1/1) ... [2023-08-30 12:19:56,151 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:56" (1/1) ... [2023-08-30 12:19:56,168 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:56" (1/1) ... [2023-08-30 12:19:56,170 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:56" (1/1) ... [2023-08-30 12:19:56,174 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:19:56,174 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:19:56,174 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:19:56,175 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:19:56,175 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:56" (1/1) ... [2023-08-30 12:19:56,191 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:19:56,203 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:19:56,218 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 12:19:56,250 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 12:19:56,262 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 12:19:56,262 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:19:56,262 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:19:56,263 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:19:56,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 12:19:56,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 12:19:56,263 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 12:19:56,263 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 12:19:56,263 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 12:19:56,263 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 12:19:56,263 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 12:19:56,263 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 12:19:56,263 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 12:19:56,263 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:19:56,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:19:56,264 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 12:19:56,449 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:19:56,462 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:19:56,821 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:19:56,957 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:19:56,957 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 12:19:56,960 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:19:56 BoogieIcfgContainer [2023-08-30 12:19:56,960 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:19:56,963 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:19:56,964 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:19:56,967 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:19:56,967 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:19:55" (1/3) ... [2023-08-30 12:19:56,968 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5acd5c9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:19:56, skipping insertion in model container [2023-08-30 12:19:56,968 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:56" (2/3) ... [2023-08-30 12:19:56,968 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5acd5c9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:19:56, skipping insertion in model container [2023-08-30 12:19:56,968 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:19:56" (3/3) ... [2023-08-30 12:19:56,970 INFO L112 eAbstractionObserver]: Analyzing ICFG mix028_tso.i [2023-08-30 12:19:56,978 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:19:56,987 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:19:56,987 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2023-08-30 12:19:56,987 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:19:57,047 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 12:19:57,054 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 12:19:57,060 INFO L158 Benchmark]: Toolchain (without parser) took 1474.51ms. Allocated memory is still 83.9MB. Free memory was 57.2MB in the beginning and 46.0MB in the end (delta: 11.2MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. [2023-08-30 12:19:57,060 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 60.8MB. Free memory was 38.3MB in the beginning and 38.2MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:19:57,061 INFO L158 Benchmark]: CACSL2BoogieTranslator took 464.79ms. Allocated memory is still 83.9MB. Free memory was 57.0MB in the beginning and 52.5MB in the end (delta: 4.4MB). Peak memory consumption was 17.5MB. Max. memory is 16.1GB. [2023-08-30 12:19:57,062 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.52ms. Allocated memory is still 83.9MB. Free memory was 52.5MB in the beginning and 49.6MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 12:19:57,063 INFO L158 Benchmark]: Boogie Preprocessor took 52.76ms. Allocated memory is still 83.9MB. Free memory was 49.6MB in the beginning and 47.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:19:57,063 INFO L158 Benchmark]: RCFGBuilder took 785.79ms. Allocated memory is still 83.9MB. Free memory was 47.0MB in the beginning and 59.2MB in the end (delta: -12.2MB). Peak memory consumption was 23.7MB. Max. memory is 16.1GB. [2023-08-30 12:19:57,064 INFO L158 Benchmark]: TraceAbstraction took 94.45ms. Allocated memory is still 83.9MB. Free memory was 58.2MB in the beginning and 46.0MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-30 12:19:57,071 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 60.8MB. Free memory was 38.3MB in the beginning and 38.2MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 464.79ms. Allocated memory is still 83.9MB. Free memory was 57.0MB in the beginning and 52.5MB in the end (delta: 4.4MB). Peak memory consumption was 17.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.52ms. Allocated memory is still 83.9MB. Free memory was 52.5MB in the beginning and 49.6MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.76ms. Allocated memory is still 83.9MB. Free memory was 49.6MB in the beginning and 47.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 785.79ms. Allocated memory is still 83.9MB. Free memory was 47.0MB in the beginning and 59.2MB in the end (delta: -12.2MB). Peak memory consumption was 23.7MB. Max. memory is 16.1GB. * TraceAbstraction took 94.45ms. Allocated memory is still 83.9MB. Free memory was 58.2MB in the beginning and 46.0MB in the end (delta: 12.2MB). 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 12:19:57,100 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