./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/safe037.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/safe037.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 8e4a27807726d35f891e97d8bb2a7e6664171035f3f5de29d992fc7dfa583447 --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 22:27:27,574 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:27:27,575 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:27:27,601 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:27:27,601 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:27:27,602 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:27:27,603 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:27:27,605 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:27:27,607 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:27:27,609 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:27:27,610 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:27:27,612 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:27:27,612 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:27:27,615 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:27:27,616 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:27:27,617 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:27:27,618 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:27:27,619 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:27:27,622 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:27:27,623 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:27:27,625 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:27:27,628 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:27:27,629 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:27:27,636 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:27:27,639 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:27:27,642 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:27:27,642 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:27:27,643 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:27:27,644 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:27:27,645 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:27:27,645 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:27:27,646 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:27:27,647 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:27:27,647 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:27:27,649 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:27:27,649 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:27:27,649 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:27:27,649 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:27:27,650 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:27:27,650 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:27:27,651 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:27:27,652 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-08-30 22:27:27,682 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:27:27,682 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:27:27,683 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:27:27,683 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:27:27,684 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:27:27,684 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:27:27,686 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:27:27,686 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:27:27,686 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:27:27,686 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:27:27,687 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:27:27,687 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 22:27:27,688 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:27:27,688 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:27:27,688 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:27:27,688 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:27:27,688 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:27:27,688 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:27:27,688 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:27:27,689 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:27:27,689 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:27:27,689 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:27:27,689 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:27:27,689 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:27:27,689 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:27:27,690 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:27:27,690 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:27:27,690 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:27:27,690 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 22:27:27,690 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 22:27:27,690 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:27:27,690 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:27:27,691 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:27:27,691 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:27:27,691 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:27:27,691 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8e4a27807726d35f891e97d8bb2a7e6664171035f3f5de29d992fc7dfa583447 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:27:28,021 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:27:28,034 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:27:28,035 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:27:28,036 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:27:28,036 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:27:28,037 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe037.i [2023-08-30 22:27:29,039 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:27:29,228 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:27:29,229 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe037.i [2023-08-30 22:27:29,238 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dcba5330d/5abd3eaad7b54dc0a9a79d04c3523e04/FLAGda3561fe3 [2023-08-30 22:27:29,248 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dcba5330d/5abd3eaad7b54dc0a9a79d04c3523e04 [2023-08-30 22:27:29,250 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:27:29,250 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:27:29,251 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:27:29,252 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:27:29,261 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:27:29,262 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:27:29" (1/1) ... [2023-08-30 22:27:29,262 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46902c15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:27:29, skipping insertion in model container [2023-08-30 22:27:29,263 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:27:29" (1/1) ... [2023-08-30 22:27:29,267 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:27:29,299 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:27:29,391 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/safe037.i[941,954] [2023-08-30 22:27:29,470 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:27:29,476 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:27:29,483 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/safe037.i[941,954] [2023-08-30 22:27:29,502 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:27:29,531 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:27:29,531 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:27:29,536 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:27:29,536 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:27:29 WrapperNode [2023-08-30 22:27:29,536 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:27:29,537 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:27:29,537 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:27:29,537 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:27:29,541 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:27:29" (1/1) ... [2023-08-30 22:27:29,567 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:27:29" (1/1) ... [2023-08-30 22:27:29,595 INFO L138 Inliner]: procedures = 176, calls = 59, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 72 [2023-08-30 22:27:29,595 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:27:29,596 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:27:29,596 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:27:29,596 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:27:29,601 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:27:29" (1/1) ... [2023-08-30 22:27:29,602 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:27:29" (1/1) ... [2023-08-30 22:27:29,603 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:27:29" (1/1) ... [2023-08-30 22:27:29,604 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:27:29" (1/1) ... [2023-08-30 22:27:29,607 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:27:29" (1/1) ... [2023-08-30 22:27:29,608 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:27:29" (1/1) ... [2023-08-30 22:27:29,619 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:27:29" (1/1) ... [2023-08-30 22:27:29,619 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:27:29" (1/1) ... [2023-08-30 22:27:29,621 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:27:29,622 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:27:29,622 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:27:29,622 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:27:29,622 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:27:29" (1/1) ... [2023-08-30 22:27:29,627 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:27:29,634 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:27:29,678 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 22:27:29,684 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 22:27:29,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 22:27:29,704 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 22:27:29,704 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:27:29,705 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:27:29,705 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:27:29,705 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 22:27:29,705 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 22:27:29,705 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 22:27:29,705 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 22:27:29,706 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 22:27:29,706 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 22:27:29,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 22:27:29,706 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 22:27:29,706 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:27:29,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:27:29,707 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 22:27:29,791 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:27:29,792 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:27:29,932 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:27:29,936 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:27:29,937 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 22:27:29,938 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:27:29 BoogieIcfgContainer [2023-08-30 22:27:29,938 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:27:29,940 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:27:29,940 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:27:29,942 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:27:29,942 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:27:29" (1/3) ... [2023-08-30 22:27:29,942 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31163b13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:27:29, skipping insertion in model container [2023-08-30 22:27:29,942 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:27:29" (2/3) ... [2023-08-30 22:27:29,943 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31163b13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:27:29, skipping insertion in model container [2023-08-30 22:27:29,943 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:27:29" (3/3) ... [2023-08-30 22:27:29,944 INFO L112 eAbstractionObserver]: Analyzing ICFG safe037.i [2023-08-30 22:27:29,949 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:27:29,960 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:27:29,960 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-08-30 22:27:29,960 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:27:30,010 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 22:27:30,015 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 22:27:30,025 INFO L158 Benchmark]: Toolchain (without parser) took 773.77ms. Allocated memory is still 83.9MB. Free memory was 60.4MB in the beginning and 37.6MB in the end (delta: 22.8MB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. [2023-08-30 22:27:30,025 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 60.8MB. Free memory is still 38.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:27:30,026 INFO L158 Benchmark]: CACSL2BoogieTranslator took 284.98ms. Allocated memory is still 83.9MB. Free memory was 60.0MB in the beginning and 62.0MB in the end (delta: -2.0MB). Peak memory consumption was 26.1MB. Max. memory is 16.1GB. [2023-08-30 22:27:30,026 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.51ms. Allocated memory is still 83.9MB. Free memory was 62.0MB in the beginning and 59.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:27:30,026 INFO L158 Benchmark]: Boogie Preprocessor took 25.31ms. Allocated memory is still 83.9MB. Free memory was 59.8MB in the beginning and 58.6MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:27:30,027 INFO L158 Benchmark]: RCFGBuilder took 316.76ms. Allocated memory is still 83.9MB. Free memory was 58.6MB in the beginning and 44.8MB in the end (delta: 13.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-30 22:27:30,027 INFO L158 Benchmark]: TraceAbstraction took 84.15ms. Allocated memory is still 83.9MB. Free memory was 44.4MB in the beginning and 37.6MB in the end (delta: 6.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-08-30 22:27:30,029 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 60.8MB. Free memory is still 38.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 284.98ms. Allocated memory is still 83.9MB. Free memory was 60.0MB in the beginning and 62.0MB in the end (delta: -2.0MB). Peak memory consumption was 26.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.51ms. Allocated memory is still 83.9MB. Free memory was 62.0MB in the beginning and 59.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.31ms. Allocated memory is still 83.9MB. Free memory was 59.8MB in the beginning and 58.6MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 316.76ms. Allocated memory is still 83.9MB. Free memory was 58.6MB in the beginning and 44.8MB in the end (delta: 13.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 84.15ms. Allocated memory is still 83.9MB. Free memory was 44.4MB in the beginning and 37.6MB in the end (delta: 6.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 22:27:30,051 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/safe037.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 8e4a27807726d35f891e97d8bb2a7e6664171035f3f5de29d992fc7dfa583447 --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 22:27:31,803 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:27:31,805 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:27:31,838 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:27:31,840 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:27:31,842 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:27:31,843 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:27:31,845 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:27:31,847 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:27:31,852 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:27:31,852 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:27:31,854 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:27:31,854 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:27:31,856 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:27:31,857 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:27:31,860 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:27:31,863 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:27:31,863 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:27:31,865 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:27:31,866 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:27:31,869 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:27:31,875 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:27:31,876 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:27:31,876 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:27:31,878 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:27:31,882 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:27:31,882 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:27:31,883 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:27:31,884 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:27:31,885 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:27:31,885 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:27:31,888 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:27:31,889 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:27:31,890 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:27:31,890 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:27:31,891 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:27:31,892 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:27:31,892 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:27:31,892 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:27:31,893 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:27:31,893 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:27:31,894 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-08-30 22:27:31,917 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:27:31,918 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:27:31,918 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:27:31,919 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:27:31,919 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:27:31,919 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:27:31,920 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:27:31,920 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:27:31,920 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:27:31,921 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:27:31,921 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:27:31,921 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:27:31,922 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:27:31,922 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:27:31,922 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:27:31,922 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:27:31,922 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 22:27:31,922 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 22:27:31,922 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 22:27:31,923 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:27:31,923 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:27:31,923 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:27:31,923 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:27:31,923 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:27:31,923 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:27:31,923 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:27:31,924 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:27:31,924 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:27:31,924 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:27:31,924 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:27:31,924 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 22:27:31,924 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 22:27:31,925 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:27:31,925 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:27:31,925 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:27:31,925 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:27:31,925 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 22:27:31,925 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:27:31,926 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8e4a27807726d35f891e97d8bb2a7e6664171035f3f5de29d992fc7dfa583447 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:27:32,169 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:27:32,192 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:27:32,194 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:27:32,195 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:27:32,195 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:27:32,196 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe037.i [2023-08-30 22:27:33,229 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:27:33,452 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:27:33,457 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe037.i [2023-08-30 22:27:33,477 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9da62ef56/91bd31a60fee4b769f2e23c2f4bfbd2f/FLAGd94acaa12 [2023-08-30 22:27:33,503 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9da62ef56/91bd31a60fee4b769f2e23c2f4bfbd2f [2023-08-30 22:27:33,505 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:27:33,506 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:27:33,508 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:27:33,508 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:27:33,511 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:27:33,512 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:27:33" (1/1) ... [2023-08-30 22:27:33,514 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2745c2c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:27:33, skipping insertion in model container [2023-08-30 22:27:33,515 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:27:33" (1/1) ... [2023-08-30 22:27:33,520 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:27:33,563 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:27:33,697 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/safe037.i[941,954] [2023-08-30 22:27:33,808 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:27:33,817 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:27:33,825 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/safe037.i[941,954] [2023-08-30 22:27:33,845 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:27:33,876 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:27:33,876 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:27:33,881 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:27:33,881 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:27:33 WrapperNode [2023-08-30 22:27:33,881 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:27:33,882 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:27:33,882 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:27:33,882 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:27:33,886 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:27:33" (1/1) ... [2023-08-30 22:27:33,898 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:27:33" (1/1) ... [2023-08-30 22:27:33,911 INFO L138 Inliner]: procedures = 179, calls = 59, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 73 [2023-08-30 22:27:33,911 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:27:33,912 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:27:33,912 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:27:33,912 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:27:33,917 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:27:33" (1/1) ... [2023-08-30 22:27:33,918 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:27:33" (1/1) ... [2023-08-30 22:27:33,920 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:27:33" (1/1) ... [2023-08-30 22:27:33,920 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:27:33" (1/1) ... [2023-08-30 22:27:33,925 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:27:33" (1/1) ... [2023-08-30 22:27:33,927 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:27:33" (1/1) ... [2023-08-30 22:27:33,928 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:27:33" (1/1) ... [2023-08-30 22:27:33,930 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:27:33" (1/1) ... [2023-08-30 22:27:33,932 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:27:33,933 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:27:33,933 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:27:33,933 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:27:33,934 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:27:33" (1/1) ... [2023-08-30 22:27:33,938 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:27:33,947 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:27:33,957 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 22:27:33,977 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 22:27:33,981 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 22:27:33,981 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:27:33,981 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:27:33,981 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:27:33,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 22:27:33,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 22:27:33,982 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 22:27:33,982 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 22:27:33,982 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 22:27:33,982 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 22:27:33,982 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 22:27:33,982 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 22:27:33,982 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 22:27:33,982 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:27:33,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:27:33,983 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 22:27:34,075 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:27:34,076 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:27:34,242 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:27:34,247 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:27:34,247 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 22:27:34,249 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:27:34 BoogieIcfgContainer [2023-08-30 22:27:34,249 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:27:34,250 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:27:34,250 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:27:34,261 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:27:34,261 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:27:33" (1/3) ... [2023-08-30 22:27:34,262 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e88c1d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:27:34, skipping insertion in model container [2023-08-30 22:27:34,262 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:27:33" (2/3) ... [2023-08-30 22:27:34,262 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e88c1d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:27:34, skipping insertion in model container [2023-08-30 22:27:34,262 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:27:34" (3/3) ... [2023-08-30 22:27:34,263 INFO L112 eAbstractionObserver]: Analyzing ICFG safe037.i [2023-08-30 22:27:34,268 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:27:34,273 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:27:34,274 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-08-30 22:27:34,274 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:27:34,325 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 22:27:34,330 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 22:27:34,333 INFO L158 Benchmark]: Toolchain (without parser) took 826.33ms. Allocated memory is still 75.5MB. Free memory was 52.5MB in the beginning and 50.3MB in the end (delta: 2.2MB). Peak memory consumption was 26.6MB. Max. memory is 16.1GB. [2023-08-30 22:27:34,333 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 58.7MB. Free memory is still 36.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:27:34,333 INFO L158 Benchmark]: CACSL2BoogieTranslator took 373.27ms. Allocated memory is still 75.5MB. Free memory was 52.2MB in the beginning and 53.1MB in the end (delta: -841.2kB). Peak memory consumption was 26.1MB. Max. memory is 16.1GB. [2023-08-30 22:27:34,334 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.44ms. Allocated memory is still 75.5MB. Free memory was 53.1MB in the beginning and 50.8MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:27:34,335 INFO L158 Benchmark]: Boogie Preprocessor took 20.47ms. Allocated memory is still 75.5MB. Free memory was 50.8MB in the beginning and 49.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:27:34,335 INFO L158 Benchmark]: RCFGBuilder took 316.00ms. Allocated memory is still 75.5MB. Free memory was 49.0MB in the beginning and 34.0MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-08-30 22:27:34,336 INFO L158 Benchmark]: TraceAbstraction took 81.68ms. Allocated memory is still 75.5MB. Free memory was 33.6MB in the beginning and 50.3MB in the end (delta: -16.7MB). Peak memory consumption was 6.8MB. Max. memory is 16.1GB. [2023-08-30 22:27:34,341 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 58.7MB. Free memory is still 36.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 373.27ms. Allocated memory is still 75.5MB. Free memory was 52.2MB in the beginning and 53.1MB in the end (delta: -841.2kB). Peak memory consumption was 26.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.44ms. Allocated memory is still 75.5MB. Free memory was 53.1MB in the beginning and 50.8MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.47ms. Allocated memory is still 75.5MB. Free memory was 50.8MB in the beginning and 49.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 316.00ms. Allocated memory is still 75.5MB. Free memory was 49.0MB in the beginning and 34.0MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 81.68ms. Allocated memory is still 75.5MB. Free memory was 33.6MB in the beginning and 50.3MB in the end (delta: -16.7MB). Peak memory consumption was 6.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 22:27:34,377 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