./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/safe024_tso.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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/safe024_tso.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-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 ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f830c559346dfed293d38cb3f451f57bf45496349320c2696ae4150a4c0c44e9 --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 22:26:41,245 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:26:41,247 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:26:41,289 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:26:41,289 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:26:41,290 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:26:41,291 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:26:41,293 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:26:41,295 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:26:41,296 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:26:41,297 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:26:41,300 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:26:41,301 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:26:41,303 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:26:41,304 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:26:41,306 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:26:41,309 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:26:41,310 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:26:41,319 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:26:41,321 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:26:41,323 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:26:41,324 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:26:41,327 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:26:41,327 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:26:41,330 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:26:41,336 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:26:41,337 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:26:41,338 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:26:41,338 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:26:41,339 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:26:41,339 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:26:41,340 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:26:41,341 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:26:41,345 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:26:41,346 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:26:41,347 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:26:41,347 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:26:41,348 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:26:41,348 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:26:41,349 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:26:41,350 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:26:41,351 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-08-30 22:26:41,378 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:26:41,379 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:26:41,380 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:26:41,380 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:26:41,381 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:26:41,381 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:26:41,382 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:26:41,382 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:26:41,382 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:26:41,382 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:26:41,383 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:26:41,383 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 22:26:41,384 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:26:41,384 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:26:41,384 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:26:41,384 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:26:41,384 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:26:41,384 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:26:41,385 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:26:41,385 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:26:41,385 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:26:41,385 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:26:41,385 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:26:41,386 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:26:41,386 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:26:41,386 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:26:41,386 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:26:41,387 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:26:41,387 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 22:26:41,387 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 22:26:41,387 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:26:41,387 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:26:41,388 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:26:41,388 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:26:41,388 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:26:41,388 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f830c559346dfed293d38cb3f451f57bf45496349320c2696ae4150a4c0c44e9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:26:41,690 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:26:41,714 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:26:41,716 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:26:41,717 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:26:41,717 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:26:41,718 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe024_tso.i [2023-08-30 22:26:42,866 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:26:43,151 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:26:43,152 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe024_tso.i [2023-08-30 22:26:43,175 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6eade353f/bc9ba1b6fbb241328cbba34aec8ec22f/FLAGbd67e9f86 [2023-08-30 22:26:43,191 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6eade353f/bc9ba1b6fbb241328cbba34aec8ec22f [2023-08-30 22:26:43,193 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:26:43,195 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:26:43,196 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:26:43,196 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:26:43,199 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:26:43,200 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:26:43" (1/1) ... [2023-08-30 22:26:43,201 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7db6ce09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:43, skipping insertion in model container [2023-08-30 22:26:43,201 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:26:43" (1/1) ... [2023-08-30 22:26:43,206 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:26:43,242 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:26:43,364 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/safe024_tso.i[945,958] [2023-08-30 22:26:43,521 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:26:43,532 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:26:43,546 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/safe024_tso.i[945,958] [2023-08-30 22:26:43,588 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:26:43,618 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:26:43,619 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:26:43,624 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:26:43,625 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:43 WrapperNode [2023-08-30 22:26:43,625 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:26:43,626 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:26:43,626 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:26:43,626 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:26:43,632 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:43" (1/1) ... [2023-08-30 22:26:43,663 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:43" (1/1) ... [2023-08-30 22:26:43,686 INFO L138 Inliner]: procedures = 176, calls = 55, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 72 [2023-08-30 22:26:43,686 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:26:43,687 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:26:43,688 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:26:43,688 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:26:43,695 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:43" (1/1) ... [2023-08-30 22:26:43,695 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:43" (1/1) ... [2023-08-30 22:26:43,712 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:43" (1/1) ... [2023-08-30 22:26:43,713 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:43" (1/1) ... [2023-08-30 22:26:43,717 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:43" (1/1) ... [2023-08-30 22:26:43,727 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:43" (1/1) ... [2023-08-30 22:26:43,728 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:43" (1/1) ... [2023-08-30 22:26:43,729 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:43" (1/1) ... [2023-08-30 22:26:43,731 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:26:43,736 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:26:43,736 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:26:43,736 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:26:43,737 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:43" (1/1) ... [2023-08-30 22:26:43,742 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:26:43,753 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:26:43,765 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 22:26:43,773 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 22:26:43,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 22:26:43,802 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 22:26:43,803 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:26:43,803 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:26:43,803 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:26:43,803 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 22:26:43,803 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 22:26:43,803 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 22:26:43,803 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 22:26:43,804 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 22:26:43,804 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 22:26:43,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 22:26:43,804 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 22:26:43,804 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:26:43,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:26:43,805 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 22:26:43,961 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:26:43,963 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:26:44,172 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:26:44,178 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:26:44,179 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 22:26:44,181 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:26:44 BoogieIcfgContainer [2023-08-30 22:26:44,181 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:26:44,183 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:26:44,183 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:26:44,186 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:26:44,186 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:26:43" (1/3) ... [2023-08-30 22:26:44,186 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70d09da6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:26:44, skipping insertion in model container [2023-08-30 22:26:44,187 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:43" (2/3) ... [2023-08-30 22:26:44,187 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70d09da6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:26:44, skipping insertion in model container [2023-08-30 22:26:44,187 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:26:44" (3/3) ... [2023-08-30 22:26:44,188 INFO L112 eAbstractionObserver]: Analyzing ICFG safe024_tso.i [2023-08-30 22:26:44,196 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:26:44,204 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:26:44,205 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-08-30 22:26:44,205 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:26:44,268 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 22:26:44,276 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 22:26:44,281 INFO L158 Benchmark]: Toolchain (without parser) took 1086.10ms. Allocated memory is still 79.7MB. Free memory was 55.3MB in the beginning and 54.6MB in the end (delta: 678.2kB). Peak memory consumption was 26.9MB. Max. memory is 16.1GB. [2023-08-30 22:26:44,282 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 62.9MB. Free memory is still 40.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:26:44,283 INFO L158 Benchmark]: CACSL2BoogieTranslator took 429.37ms. Allocated memory is still 79.7MB. Free memory was 55.0MB in the beginning and 52.8MB in the end (delta: 2.2MB). Peak memory consumption was 17.7MB. Max. memory is 16.1GB. [2023-08-30 22:26:44,284 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.56ms. Allocated memory is still 79.7MB. Free memory was 52.8MB in the beginning and 50.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:26:44,284 INFO L158 Benchmark]: Boogie Preprocessor took 47.94ms. Allocated memory is still 79.7MB. Free memory was 50.7MB in the beginning and 49.4MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:26:44,285 INFO L158 Benchmark]: RCFGBuilder took 445.26ms. Allocated memory is still 79.7MB. Free memory was 49.4MB in the beginning and 35.6MB in the end (delta: 13.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-30 22:26:44,285 INFO L158 Benchmark]: TraceAbstraction took 97.12ms. Allocated memory is still 79.7MB. Free memory was 35.1MB in the beginning and 54.6MB in the end (delta: -19.5MB). Peak memory consumption was 5.0MB. Max. memory is 16.1GB. [2023-08-30 22:26:44,288 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 62.9MB. Free memory is still 40.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 429.37ms. Allocated memory is still 79.7MB. Free memory was 55.0MB in the beginning and 52.8MB in the end (delta: 2.2MB). Peak memory consumption was 17.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.56ms. Allocated memory is still 79.7MB. Free memory was 52.8MB in the beginning and 50.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 47.94ms. Allocated memory is still 79.7MB. Free memory was 50.7MB in the beginning and 49.4MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 445.26ms. Allocated memory is still 79.7MB. Free memory was 49.4MB in the beginning and 35.6MB in the end (delta: 13.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 97.12ms. Allocated memory is still 79.7MB. Free memory was 35.1MB in the beginning and 54.6MB in the end (delta: -19.5MB). Peak memory consumption was 5.0MB. 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 22:26:44,307 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/safe024_tso.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-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 ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f830c559346dfed293d38cb3f451f57bf45496349320c2696ae4150a4c0c44e9 --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 22:26:46,160 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:26:46,162 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:26:46,203 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:26:46,204 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:26:46,207 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:26:46,209 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:26:46,212 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:26:46,214 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:26:46,218 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:26:46,219 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:26:46,222 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:26:46,222 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:26:46,224 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:26:46,225 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:26:46,230 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:26:46,231 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:26:46,232 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:26:46,234 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:26:46,238 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:26:46,240 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:26:46,241 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:26:46,241 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:26:46,242 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:26:46,249 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:26:46,249 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:26:46,250 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:26:46,252 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:26:46,252 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:26:46,253 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:26:46,253 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:26:46,254 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:26:46,255 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:26:46,255 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:26:46,256 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:26:46,256 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:26:46,257 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:26:46,257 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:26:46,257 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:26:46,258 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:26:46,258 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:26:46,260 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-08-30 22:26:46,285 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:26:46,286 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:26:46,287 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:26:46,287 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:26:46,288 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:26:46,288 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:26:46,289 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:26:46,289 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:26:46,289 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:26:46,289 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:26:46,290 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:26:46,290 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:26:46,290 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:26:46,291 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:26:46,291 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:26:46,291 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:26:46,291 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 22:26:46,291 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 22:26:46,291 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 22:26:46,292 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:26:46,292 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:26:46,292 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:26:46,292 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:26:46,292 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:26:46,293 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:26:46,293 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:26:46,293 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:26:46,293 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:26:46,293 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:26:46,294 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:26:46,294 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 22:26:46,294 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 22:26:46,294 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:26:46,294 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:26:46,295 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:26:46,295 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:26:46,295 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 22:26:46,295 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:26:46,295 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f830c559346dfed293d38cb3f451f57bf45496349320c2696ae4150a4c0c44e9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:26:46,610 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:26:46,635 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:26:46,639 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:26:46,640 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:26:46,641 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:26:46,642 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe024_tso.i [2023-08-30 22:26:47,956 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:26:48,198 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:26:48,198 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe024_tso.i [2023-08-30 22:26:48,209 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e1ef823a/4ff55a59010e4fb3afedb1d66870da13/FLAG137f0df91 [2023-08-30 22:26:48,226 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e1ef823a/4ff55a59010e4fb3afedb1d66870da13 [2023-08-30 22:26:48,228 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:26:48,229 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:26:48,230 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:26:48,230 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:26:48,235 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:26:48,236 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:26:48" (1/1) ... [2023-08-30 22:26:48,237 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f01ac65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:48, skipping insertion in model container [2023-08-30 22:26:48,237 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:26:48" (1/1) ... [2023-08-30 22:26:48,243 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:26:48,292 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:26:48,412 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/safe024_tso.i[945,958] [2023-08-30 22:26:48,569 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:26:48,582 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:26:48,593 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/safe024_tso.i[945,958] [2023-08-30 22:26:48,635 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:26:48,670 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:26:48,670 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:26:48,676 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:26:48,677 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:48 WrapperNode [2023-08-30 22:26:48,677 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:26:48,678 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:26:48,678 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:26:48,679 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:26:48,685 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:48" (1/1) ... [2023-08-30 22:26:48,716 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:48" (1/1) ... [2023-08-30 22:26:48,739 INFO L138 Inliner]: procedures = 179, calls = 55, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 73 [2023-08-30 22:26:48,740 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:26:48,741 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:26:48,741 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:26:48,741 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:26:48,749 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:48" (1/1) ... [2023-08-30 22:26:48,750 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:48" (1/1) ... [2023-08-30 22:26:48,766 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:48" (1/1) ... [2023-08-30 22:26:48,766 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:48" (1/1) ... [2023-08-30 22:26:48,773 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:48" (1/1) ... [2023-08-30 22:26:48,783 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:48" (1/1) ... [2023-08-30 22:26:48,785 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:48" (1/1) ... [2023-08-30 22:26:48,791 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:48" (1/1) ... [2023-08-30 22:26:48,797 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:26:48,800 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:26:48,800 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:26:48,800 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:26:48,801 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:48" (1/1) ... [2023-08-30 22:26:48,806 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:26:48,816 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:26:48,829 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 22:26:48,852 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 22:26:48,868 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 22:26:48,868 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:26:48,868 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:26:48,869 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:26:48,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 22:26:48,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 22:26:48,869 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 22:26:48,869 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 22:26:48,869 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 22:26:48,869 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 22:26:48,870 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 22:26:48,870 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 22:26:48,870 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 22:26:48,870 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:26:48,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:26:48,871 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 22:26:49,074 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:26:49,076 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:26:49,309 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:26:49,315 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:26:49,317 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 22:26:49,320 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:26:49 BoogieIcfgContainer [2023-08-30 22:26:49,320 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:26:49,322 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:26:49,323 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:26:49,325 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:26:49,326 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:26:48" (1/3) ... [2023-08-30 22:26:49,326 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c6948c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:26:49, skipping insertion in model container [2023-08-30 22:26:49,326 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:48" (2/3) ... [2023-08-30 22:26:49,327 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c6948c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:26:49, skipping insertion in model container [2023-08-30 22:26:49,327 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:26:49" (3/3) ... [2023-08-30 22:26:49,328 INFO L112 eAbstractionObserver]: Analyzing ICFG safe024_tso.i [2023-08-30 22:26:49,336 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:26:49,345 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:26:49,345 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-08-30 22:26:49,346 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:26:49,434 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 22:26:49,443 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 22:26:49,447 INFO L158 Benchmark]: Toolchain (without parser) took 1217.52ms. Allocated memory is still 73.4MB. Free memory was 41.4MB in the beginning and 32.9MB in the end (delta: 8.5MB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. [2023-08-30 22:26:49,448 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 56.6MB. Free memory is still 34.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:26:49,448 INFO L158 Benchmark]: CACSL2BoogieTranslator took 447.53ms. Allocated memory is still 73.4MB. Free memory was 41.3MB in the beginning and 37.5MB in the end (delta: 3.8MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. [2023-08-30 22:26:49,449 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.52ms. Allocated memory is still 73.4MB. Free memory was 37.5MB in the beginning and 35.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:26:49,450 INFO L158 Benchmark]: Boogie Preprocessor took 58.11ms. Allocated memory is still 73.4MB. Free memory was 35.4MB in the beginning and 33.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:26:49,450 INFO L158 Benchmark]: RCFGBuilder took 520.44ms. Allocated memory is still 73.4MB. Free memory was 33.3MB in the beginning and 41.7MB in the end (delta: -8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-08-30 22:26:49,451 INFO L158 Benchmark]: TraceAbstraction took 123.50ms. Allocated memory is still 73.4MB. Free memory was 41.1MB in the beginning and 32.9MB in the end (delta: 8.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-08-30 22:26:49,458 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 56.6MB. Free memory is still 34.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 447.53ms. Allocated memory is still 73.4MB. Free memory was 41.3MB in the beginning and 37.5MB in the end (delta: 3.8MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.52ms. Allocated memory is still 73.4MB. Free memory was 37.5MB in the beginning and 35.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.11ms. Allocated memory is still 73.4MB. Free memory was 35.4MB in the beginning and 33.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 520.44ms. Allocated memory is still 73.4MB. Free memory was 33.3MB in the beginning and 41.7MB in the end (delta: -8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 123.50ms. Allocated memory is still 73.4MB. Free memory was 41.1MB in the beginning and 32.9MB in the end (delta: 8.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 22:26:49,481 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE