./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-data-race.prp --file ../../../trunk/examples/svcomp/pthread-lit/qw2004-2b.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for data races 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-lit/qw2004-2b.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-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 ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f17f6182d2330561fe6717b6a061d0dded698483f9e32b37a3b36e1144855a29 --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 [2023-08-29 09:00:59,467 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 09:00:59,469 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 09:00:59,504 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 09:00:59,504 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 09:00:59,506 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 09:00:59,507 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 09:00:59,509 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 09:00:59,511 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 09:00:59,514 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 09:00:59,515 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 09:00:59,516 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 09:00:59,517 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 09:00:59,518 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 09:00:59,519 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 09:00:59,524 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 09:00:59,524 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 09:00:59,525 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 09:00:59,527 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 09:00:59,529 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 09:00:59,530 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 09:00:59,531 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 09:00:59,536 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 09:00:59,537 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 09:00:59,542 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 09:00:59,543 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 09:00:59,543 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 09:00:59,544 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 09:00:59,544 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 09:00:59,545 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 09:00:59,545 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 09:00:59,546 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 09:00:59,548 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 09:00:59,548 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 09:00:59,549 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 09:00:59,549 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 09:00:59,549 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 09:00:59,550 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 09:00:59,550 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 09:00:59,550 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 09:00:59,551 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 09:00:59,552 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-08-29 09:00:59,574 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 09:00:59,574 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 09:00:59,575 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 09:00:59,575 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 09:00:59,576 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 09:00:59,576 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 09:00:59,576 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 09:00:59,576 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 09:00:59,577 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 09:00:59,577 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 09:00:59,577 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 09:00:59,577 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 09:00:59,578 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-29 09:00:59,578 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 09:00:59,578 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 09:00:59,578 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 09:00:59,578 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 09:00:59,578 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 09:00:59,578 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 09:00:59,579 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 09:00:59,579 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 09:00:59,579 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 09:00:59,579 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 09:00:59,579 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 09:00:59,579 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 09:00:59,580 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 09:00:59,580 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:00:59,580 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 09:00:59,580 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 09:00:59,580 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 09:00:59,580 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-29 09:00:59,580 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-29 09:00:59,581 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 09:00:59,581 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 09:00:59,581 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 09:00:59,581 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 09:00:59,581 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 09:00:59,581 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f17f6182d2330561fe6717b6a061d0dded698483f9e32b37a3b36e1144855a29 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 09:00:59,818 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 09:00:59,834 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 09:00:59,835 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 09:00:59,836 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 09:00:59,836 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 09:00:59,837 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-lit/qw2004-2b.i [2023-08-29 09:01:00,896 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 09:01:01,114 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 09:01:01,115 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-lit/qw2004-2b.i [2023-08-29 09:01:01,125 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1dd3575b3/b5c448dc559a4404a79ad0ffd5fbb6e1/FLAG7caaebc52 [2023-08-29 09:01:01,136 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1dd3575b3/b5c448dc559a4404a79ad0ffd5fbb6e1 [2023-08-29 09:01:01,138 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 09:01:01,139 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 09:01:01,141 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 09:01:01,141 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 09:01:01,143 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 09:01:01,143 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:01:01" (1/1) ... [2023-08-29 09:01:01,144 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46c78f2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:01:01, skipping insertion in model container [2023-08-29 09:01:01,145 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:01:01" (1/1) ... [2023-08-29 09:01:01,148 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 09:01:01,183 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 09:01:01,405 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-lit/qw2004-2b.i[30003,30016] [2023-08-29 09:01:01,420 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:01:01,425 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 09:01:01,451 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-lit/qw2004-2b.i[30003,30016] [2023-08-29 09:01:01,467 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:01:01,488 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 09:01:01,490 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 09:01:01,494 INFO L208 MainTranslator]: Completed translation [2023-08-29 09:01:01,494 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:01:01 WrapperNode [2023-08-29 09:01:01,494 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 09:01:01,495 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 09:01:01,495 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 09:01:01,495 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 09:01:01,499 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:01:01" (1/1) ... [2023-08-29 09:01:01,516 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:01:01" (1/1) ... [2023-08-29 09:01:01,531 INFO L138 Inliner]: procedures = 175, calls = 36, calls flagged for inlining = 9, calls inlined = 10, statements flattened = 177 [2023-08-29 09:01:01,533 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 09:01:01,534 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 09:01:01,534 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 09:01:01,535 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 09:01:01,540 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:01:01" (1/1) ... [2023-08-29 09:01:01,540 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:01:01" (1/1) ... [2023-08-29 09:01:01,547 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:01:01" (1/1) ... [2023-08-29 09:01:01,549 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:01:01" (1/1) ... [2023-08-29 09:01:01,554 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:01:01" (1/1) ... [2023-08-29 09:01:01,562 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:01:01" (1/1) ... [2023-08-29 09:01:01,563 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:01:01" (1/1) ... [2023-08-29 09:01:01,571 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:01:01" (1/1) ... [2023-08-29 09:01:01,573 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 09:01:01,573 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 09:01:01,573 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 09:01:01,573 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 09:01:01,574 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:01:01" (1/1) ... [2023-08-29 09:01:01,579 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:01:01,590 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 09:01:01,612 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) [2023-08-29 09:01:01,653 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 [2023-08-29 09:01:01,669 INFO L130 BoogieDeclarations]: Found specification of procedure BCSP_PnpStop [2023-08-29 09:01:01,669 INFO L138 BoogieDeclarations]: Found implementation of procedure BCSP_PnpStop [2023-08-29 09:01:01,669 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-29 09:01:01,669 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-29 09:01:01,669 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 09:01:01,669 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 09:01:01,670 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 09:01:01,670 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-29 09:01:01,670 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-29 09:01:01,670 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 09:01:01,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 09:01:01,671 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-29 09:01:01,780 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 09:01:01,781 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 09:01:01,955 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 09:01:02,032 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 09:01:02,032 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-29 09:01:02,034 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:01:02 BoogieIcfgContainer [2023-08-29 09:01:02,034 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 09:01:02,035 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 09:01:02,036 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 09:01:02,038 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 09:01:02,038 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 09:01:01" (1/3) ... [2023-08-29 09:01:02,039 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c30c74c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:01:02, skipping insertion in model container [2023-08-29 09:01:02,039 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:01:01" (2/3) ... [2023-08-29 09:01:02,039 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c30c74c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:01:02, skipping insertion in model container [2023-08-29 09:01:02,039 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:01:02" (3/3) ... [2023-08-29 09:01:02,040 INFO L112 eAbstractionObserver]: Analyzing ICFG qw2004-2b.i [2023-08-29 09:01:02,045 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 09:01:02,052 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 09:01:02,053 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 19 error locations. [2023-08-29 09:01:02,053 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 09:01:02,116 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-29 09:01:02,125 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) [2023-08-29 09:01:02,130 INFO L158 Benchmark]: Toolchain (without parser) took 990.00ms. Allocated memory is still 67.1MB. Free memory was 35.0MB in the beginning and 34.3MB in the end (delta: 758.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 09:01:02,130 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 54.5MB. Free memory is still 32.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 09:01:02,131 INFO L158 Benchmark]: CACSL2BoogieTranslator took 353.44ms. Allocated memory is still 67.1MB. Free memory was 34.8MB in the beginning and 30.4MB in the end (delta: 4.4MB). Peak memory consumption was 3.2MB. Max. memory is 16.1GB. [2023-08-29 09:01:02,132 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.16ms. Allocated memory is still 67.1MB. Free memory was 30.4MB in the beginning and 28.1MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 09:01:02,132 INFO L158 Benchmark]: Boogie Preprocessor took 39.27ms. Allocated memory is still 67.1MB. Free memory was 28.1MB in the beginning and 46.2MB in the end (delta: -18.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-29 09:01:02,133 INFO L158 Benchmark]: RCFGBuilder took 460.99ms. Allocated memory is still 67.1MB. Free memory was 46.2MB in the beginning and 42.1MB in the end (delta: 4.1MB). Peak memory consumption was 23.0MB. Max. memory is 16.1GB. [2023-08-29 09:01:02,133 INFO L158 Benchmark]: TraceAbstraction took 92.92ms. Allocated memory is still 67.1MB. Free memory was 41.5MB in the beginning and 34.3MB in the end (delta: 7.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-08-29 09:01:02,141 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 54.5MB. Free memory is still 32.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 353.44ms. Allocated memory is still 67.1MB. Free memory was 34.8MB in the beginning and 30.4MB in the end (delta: 4.4MB). Peak memory consumption was 3.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.16ms. Allocated memory is still 67.1MB. Free memory was 30.4MB in the beginning and 28.1MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.27ms. Allocated memory is still 67.1MB. Free memory was 28.1MB in the beginning and 46.2MB in the end (delta: -18.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 460.99ms. Allocated memory is still 67.1MB. Free memory was 46.2MB in the beginning and 42.1MB in the end (delta: 4.1MB). Peak memory consumption was 23.0MB. Max. memory is 16.1GB. * TraceAbstraction took 92.92ms. Allocated memory is still 67.1MB. Free memory was 41.5MB in the beginning and 34.3MB in the end (delta: 7.2MB). 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. [2023-08-29 09:01:02,177 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 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-lit/qw2004-2b.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-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 ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f17f6182d2330561fe6717b6a061d0dded698483f9e32b37a3b36e1144855a29 --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 [2023-08-29 09:01:03,915 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 09:01:03,917 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 09:01:03,955 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 09:01:03,955 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 09:01:03,957 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 09:01:03,958 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 09:01:03,960 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 09:01:03,962 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 09:01:03,965 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 09:01:03,966 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 09:01:03,968 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 09:01:03,968 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 09:01:03,969 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 09:01:03,970 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 09:01:03,974 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 09:01:03,975 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 09:01:03,976 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 09:01:03,977 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 09:01:03,980 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 09:01:03,981 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 09:01:03,981 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 09:01:03,982 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 09:01:03,983 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 09:01:03,987 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 09:01:03,987 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 09:01:03,987 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 09:01:03,989 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 09:01:03,989 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 09:01:03,990 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 09:01:03,990 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 09:01:03,991 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 09:01:03,992 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 09:01:03,992 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 09:01:03,993 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 09:01:03,993 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 09:01:03,994 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 09:01:03,994 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 09:01:03,994 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 09:01:03,994 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 09:01:03,995 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 09:01:03,996 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf [2023-08-29 09:01:04,021 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 09:01:04,022 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 09:01:04,022 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 09:01:04,023 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 09:01:04,023 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 09:01:04,023 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 09:01:04,024 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 09:01:04,024 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 09:01:04,024 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 09:01:04,024 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 09:01:04,025 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 09:01:04,025 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 09:01:04,025 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 09:01:04,025 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 09:01:04,025 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 09:01:04,026 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 09:01:04,026 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 09:01:04,026 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 09:01:04,026 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-29 09:01:04,026 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-29 09:01:04,026 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 09:01:04,026 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 09:01:04,026 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 09:01:04,027 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 09:01:04,027 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 09:01:04,027 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 09:01:04,027 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 09:01:04,027 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:01:04,027 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 09:01:04,028 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 09:01:04,028 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 09:01:04,028 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-29 09:01:04,028 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-29 09:01:04,028 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 09:01:04,028 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 09:01:04,028 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 09:01:04,029 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 09:01:04,029 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-29 09:01:04,029 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 09:01:04,029 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f17f6182d2330561fe6717b6a061d0dded698483f9e32b37a3b36e1144855a29 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 09:01:04,304 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 09:01:04,326 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 09:01:04,328 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 09:01:04,328 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 09:01:04,329 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 09:01:04,331 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-lit/qw2004-2b.i [2023-08-29 09:01:05,351 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 09:01:05,561 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 09:01:05,562 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-lit/qw2004-2b.i [2023-08-29 09:01:05,572 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49eed46d2/ab8feff1ecc2433db9bf3cb6b42a6ae5/FLAGab7b4b546 [2023-08-29 09:01:05,581 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49eed46d2/ab8feff1ecc2433db9bf3cb6b42a6ae5 [2023-08-29 09:01:05,583 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 09:01:05,584 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 09:01:05,593 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 09:01:05,593 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 09:01:05,598 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 09:01:05,598 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:01:05" (1/1) ... [2023-08-29 09:01:05,599 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f989dd5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:01:05, skipping insertion in model container [2023-08-29 09:01:05,599 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:01:05" (1/1) ... [2023-08-29 09:01:05,603 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 09:01:05,628 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 09:01:05,831 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-lit/qw2004-2b.i[30003,30016] [2023-08-29 09:01:05,856 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:01:05,871 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 09:01:05,901 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-lit/qw2004-2b.i[30003,30016] [2023-08-29 09:01:05,916 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:01:05,943 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 09:01:05,944 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 09:01:05,949 INFO L208 MainTranslator]: Completed translation [2023-08-29 09:01:05,949 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:01:05 WrapperNode [2023-08-29 09:01:05,949 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 09:01:05,950 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 09:01:05,950 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 09:01:05,950 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 09:01:05,954 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:01:05" (1/1) ... [2023-08-29 09:01:05,980 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:01:05" (1/1) ... [2023-08-29 09:01:06,003 INFO L138 Inliner]: procedures = 178, calls = 36, calls flagged for inlining = 9, calls inlined = 10, statements flattened = 175 [2023-08-29 09:01:06,004 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 09:01:06,005 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 09:01:06,005 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 09:01:06,005 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 09:01:06,011 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:01:05" (1/1) ... [2023-08-29 09:01:06,012 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:01:05" (1/1) ... [2023-08-29 09:01:06,025 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:01:05" (1/1) ... [2023-08-29 09:01:06,026 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:01:05" (1/1) ... [2023-08-29 09:01:06,031 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:01:05" (1/1) ... [2023-08-29 09:01:06,037 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:01:05" (1/1) ... [2023-08-29 09:01:06,039 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:01:05" (1/1) ... [2023-08-29 09:01:06,043 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:01:05" (1/1) ... [2023-08-29 09:01:06,045 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 09:01:06,047 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 09:01:06,050 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 09:01:06,050 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 09:01:06,051 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:01:05" (1/1) ... [2023-08-29 09:01:06,055 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:01:06,062 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 09:01:06,080 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) [2023-08-29 09:01:06,104 INFO L130 BoogieDeclarations]: Found specification of procedure BCSP_PnpStop [2023-08-29 09:01:06,105 INFO L138 BoogieDeclarations]: Found implementation of procedure BCSP_PnpStop [2023-08-29 09:01:06,105 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-29 09:01:06,105 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 09:01:06,105 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 09:01:06,105 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 09:01:06,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-29 09:01:06,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-29 09:01:06,105 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-29 09:01:06,105 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 09:01:06,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 09:01:06,106 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-29 09:01:06,096 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 [2023-08-29 09:01:06,217 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 09:01:06,218 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 09:01:06,471 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 09:01:06,539 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 09:01:06,539 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-29 09:01:06,541 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:01:06 BoogieIcfgContainer [2023-08-29 09:01:06,541 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 09:01:06,542 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 09:01:06,542 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 09:01:06,544 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 09:01:06,545 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 09:01:05" (1/3) ... [2023-08-29 09:01:06,545 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75cb470b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:01:06, skipping insertion in model container [2023-08-29 09:01:06,545 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:01:05" (2/3) ... [2023-08-29 09:01:06,545 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75cb470b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:01:06, skipping insertion in model container [2023-08-29 09:01:06,545 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:01:06" (3/3) ... [2023-08-29 09:01:06,546 INFO L112 eAbstractionObserver]: Analyzing ICFG qw2004-2b.i [2023-08-29 09:01:06,552 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 09:01:06,558 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 09:01:06,559 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 19 error locations. [2023-08-29 09:01:06,559 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 09:01:06,601 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-29 09:01:06,607 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) [2023-08-29 09:01:06,611 INFO L158 Benchmark]: Toolchain (without parser) took 1026.16ms. Allocated memory was 62.9MB in the beginning and 75.5MB in the end (delta: 12.6MB). Free memory was 39.8MB in the beginning and 47.7MB in the end (delta: -8.0MB). Peak memory consumption was 27.5MB. Max. memory is 16.1GB. [2023-08-29 09:01:06,611 INFO L158 Benchmark]: CDTParser took 0.80ms. Allocated memory is still 62.9MB. Free memory is still 40.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 09:01:06,611 INFO L158 Benchmark]: CACSL2BoogieTranslator took 356.46ms. Allocated memory was 62.9MB in the beginning and 75.5MB in the end (delta: 12.6MB). Free memory was 39.6MB in the beginning and 46.0MB in the end (delta: -6.4MB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. [2023-08-29 09:01:06,612 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.93ms. Allocated memory is still 75.5MB. Free memory was 46.0MB in the beginning and 43.6MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 09:01:06,612 INFO L158 Benchmark]: Boogie Preprocessor took 42.16ms. Allocated memory is still 75.5MB. Free memory was 43.6MB in the beginning and 41.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 09:01:06,613 INFO L158 Benchmark]: RCFGBuilder took 493.72ms. Allocated memory is still 75.5MB. Free memory was 41.8MB in the beginning and 34.8MB in the end (delta: 7.0MB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB. [2023-08-29 09:01:06,613 INFO L158 Benchmark]: TraceAbstraction took 67.21ms. Allocated memory is still 75.5MB. Free memory was 34.1MB in the beginning and 47.7MB in the end (delta: -13.6MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. [2023-08-29 09:01:06,615 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.80ms. Allocated memory is still 62.9MB. Free memory is still 40.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 356.46ms. Allocated memory was 62.9MB in the beginning and 75.5MB in the end (delta: 12.6MB). Free memory was 39.6MB in the beginning and 46.0MB in the end (delta: -6.4MB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.93ms. Allocated memory is still 75.5MB. Free memory was 46.0MB in the beginning and 43.6MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.16ms. Allocated memory is still 75.5MB. Free memory was 43.6MB in the beginning and 41.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 493.72ms. Allocated memory is still 75.5MB. Free memory was 41.8MB in the beginning and 34.8MB in the end (delta: 7.0MB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB. * TraceAbstraction took 67.21ms. Allocated memory is still 75.5MB. Free memory was 34.1MB in the beginning and 47.7MB in the end (delta: -13.6MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-29 09:01:06,647 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE