./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/mix031.oepc.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/mix031.oepc.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 c5191c614040da54c6fe77b0fb4d91d943009a345a9252a69568f58113a0aaaf --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 22:22:26,902 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:22:26,905 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:22:26,945 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:22:26,947 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:22:26,950 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:22:26,952 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:22:26,954 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:22:26,956 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:22:26,961 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:22:26,962 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:22:26,964 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:22:26,964 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:22:26,966 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:22:26,967 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:22:26,972 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:22:26,973 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:22:26,974 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:22:26,976 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:22:26,988 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:22:26,990 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:22:26,991 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:22:26,991 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:22:26,992 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:22:26,999 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:22:26,999 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:22:26,999 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:22:27,001 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:22:27,002 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:22:27,003 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:22:27,003 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:22:27,008 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:22:27,009 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:22:27,010 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:22:27,011 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:22:27,012 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:22:27,013 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:22:27,013 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:22:27,013 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:22:27,014 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:22:27,014 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:22:27,016 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-08-30 22:22:27,047 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:22:27,048 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:22:27,049 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:22:27,049 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:22:27,050 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:22:27,050 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:22:27,051 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:22:27,051 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:22:27,051 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:22:27,051 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:22:27,052 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:22:27,052 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 22:22:27,053 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:22:27,053 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:22:27,053 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:22:27,053 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:22:27,053 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:22:27,054 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:22:27,054 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:22:27,054 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:22:27,054 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:22:27,054 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:22:27,055 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:22:27,055 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:22:27,055 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:22:27,055 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:22:27,055 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:22:27,056 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:22:27,056 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 22:22:27,056 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 22:22:27,056 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:22:27,056 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:22:27,057 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:22:27,057 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:22:27,057 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:22:27,057 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c5191c614040da54c6fe77b0fb4d91d943009a345a9252a69568f58113a0aaaf Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:22:27,361 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:22:27,380 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:22:27,383 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:22:27,384 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:22:27,385 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:22:27,386 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix031.oepc.i [2023-08-30 22:22:28,552 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:22:28,850 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:22:28,854 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix031.oepc.i [2023-08-30 22:22:28,874 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/abe575649/6718f0d9d3c24dc183172e3b468fbe3c/FLAGe60382e2d [2023-08-30 22:22:28,888 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/abe575649/6718f0d9d3c24dc183172e3b468fbe3c [2023-08-30 22:22:28,890 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:22:28,891 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:22:28,892 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:22:28,892 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:22:28,894 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:22:28,894 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:22:28" (1/1) ... [2023-08-30 22:22:28,895 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f242613 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:28, skipping insertion in model container [2023-08-30 22:22:28,895 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:22:28" (1/1) ... [2023-08-30 22:22:28,900 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:22:28,943 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:22:29,112 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/mix031.oepc.i[945,958] [2023-08-30 22:22:29,325 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:22:29,337 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:22:29,349 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/mix031.oepc.i[945,958] [2023-08-30 22:22:29,414 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:22:29,455 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:22:29,455 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:22:29,461 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:22:29,461 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:29 WrapperNode [2023-08-30 22:22:29,461 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:22:29,462 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:22:29,462 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:22:29,463 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:22:29,469 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:29" (1/1) ... [2023-08-30 22:22:29,498 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:29" (1/1) ... [2023-08-30 22:22:29,528 INFO L138 Inliner]: procedures = 175, calls = 49, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 123 [2023-08-30 22:22:29,528 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:22:29,529 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:22:29,529 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:22:29,529 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:22:29,537 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:29" (1/1) ... [2023-08-30 22:22:29,537 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:29" (1/1) ... [2023-08-30 22:22:29,541 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:29" (1/1) ... [2023-08-30 22:22:29,542 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:29" (1/1) ... [2023-08-30 22:22:29,555 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:29" (1/1) ... [2023-08-30 22:22:29,565 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:29" (1/1) ... [2023-08-30 22:22:29,566 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:29" (1/1) ... [2023-08-30 22:22:29,567 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:29" (1/1) ... [2023-08-30 22:22:29,570 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:22:29,576 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:22:29,577 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:22:29,577 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:22:29,578 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:29" (1/1) ... [2023-08-30 22:22:29,583 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:22:29,596 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:22:29,618 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 22:22:29,641 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 22:22:29,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 22:22:29,653 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 22:22:29,654 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:22:29,654 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:22:29,654 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:22:29,654 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 22:22:29,654 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 22:22:29,654 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 22:22:29,654 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 22:22:29,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 22:22:29,655 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 22:22:29,655 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:22:29,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:22:29,656 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 22:22:29,832 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:22:29,834 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:22:30,128 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:22:30,261 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:22:30,261 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 22:22:30,263 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:22:30 BoogieIcfgContainer [2023-08-30 22:22:30,264 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:22:30,265 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:22:30,266 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:22:30,268 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:22:30,268 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:22:28" (1/3) ... [2023-08-30 22:22:30,269 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45e612f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:22:30, skipping insertion in model container [2023-08-30 22:22:30,269 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:29" (2/3) ... [2023-08-30 22:22:30,270 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45e612f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:22:30, skipping insertion in model container [2023-08-30 22:22:30,270 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:22:30" (3/3) ... [2023-08-30 22:22:30,271 INFO L112 eAbstractionObserver]: Analyzing ICFG mix031.oepc.i [2023-08-30 22:22:30,277 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:22:30,285 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:22:30,286 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-08-30 22:22:30,286 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:22:30,329 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 22:22:30,335 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 22:22:30,341 INFO L158 Benchmark]: Toolchain (without parser) took 1449.68ms. Allocated memory is still 92.3MB. Free memory was 68.0MB in the beginning and 47.8MB in the end (delta: 20.2MB). Peak memory consumption was 22.8MB. Max. memory is 16.1GB. [2023-08-30 22:22:30,342 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 67.1MB. Free memory was 45.5MB in the beginning and 45.5MB in the end (delta: 57.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:22:30,343 INFO L158 Benchmark]: CACSL2BoogieTranslator took 570.02ms. Allocated memory is still 92.3MB. Free memory was 67.8MB in the beginning and 66.9MB in the end (delta: 889.2kB). Peak memory consumption was 24.3MB. Max. memory is 16.1GB. [2023-08-30 22:22:30,343 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.92ms. Allocated memory is still 92.3MB. Free memory was 66.9MB in the beginning and 64.4MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 22:22:30,344 INFO L158 Benchmark]: Boogie Preprocessor took 46.87ms. Allocated memory is still 92.3MB. Free memory was 64.4MB in the beginning and 62.6MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:22:30,344 INFO L158 Benchmark]: RCFGBuilder took 687.35ms. Allocated memory is still 92.3MB. Free memory was 62.6MB in the beginning and 57.0MB in the end (delta: 5.6MB). Peak memory consumption was 21.6MB. Max. memory is 16.1GB. [2023-08-30 22:22:30,344 INFO L158 Benchmark]: TraceAbstraction took 74.23ms. Allocated memory is still 92.3MB. Free memory was 56.2MB in the beginning and 47.8MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-08-30 22:22:30,347 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 67.1MB. Free memory was 45.5MB in the beginning and 45.5MB in the end (delta: 57.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 570.02ms. Allocated memory is still 92.3MB. Free memory was 67.8MB in the beginning and 66.9MB in the end (delta: 889.2kB). Peak memory consumption was 24.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.92ms. Allocated memory is still 92.3MB. Free memory was 66.9MB in the beginning and 64.4MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.87ms. Allocated memory is still 92.3MB. Free memory was 64.4MB in the beginning and 62.6MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 687.35ms. Allocated memory is still 92.3MB. Free memory was 62.6MB in the beginning and 57.0MB in the end (delta: 5.6MB). Peak memory consumption was 21.6MB. Max. memory is 16.1GB. * TraceAbstraction took 74.23ms. Allocated memory is still 92.3MB. Free memory was 56.2MB in the beginning and 47.8MB in the end (delta: 8.4MB). 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 22:22:30,369 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/mix031.oepc.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 c5191c614040da54c6fe77b0fb4d91d943009a345a9252a69568f58113a0aaaf --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 22:22:32,178 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:22:32,180 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:22:32,204 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:22:32,205 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:22:32,206 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:22:32,207 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:22:32,208 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:22:32,210 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:22:32,210 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:22:32,211 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:22:32,212 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:22:32,213 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:22:32,213 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:22:32,214 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:22:32,215 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:22:32,216 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:22:32,217 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:22:32,218 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:22:32,220 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:22:32,221 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:22:32,236 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:22:32,238 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:22:32,239 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:22:32,242 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:22:32,242 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:22:32,243 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:22:32,243 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:22:32,244 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:22:32,245 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:22:32,245 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:22:32,246 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:22:32,247 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:22:32,247 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:22:32,248 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:22:32,249 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:22:32,249 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:22:32,250 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:22:32,250 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:22:32,251 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:22:32,251 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:22:32,255 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-08-30 22:22:32,284 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:22:32,285 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:22:32,286 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:22:32,286 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:22:32,287 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:22:32,287 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:22:32,288 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:22:32,288 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:22:32,288 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:22:32,289 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:22:32,289 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:22:32,290 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:22:32,290 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:22:32,290 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:22:32,290 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:22:32,290 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:22:32,291 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 22:22:32,291 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 22:22:32,291 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 22:22:32,291 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:22:32,291 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:22:32,291 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:22:32,292 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:22:32,292 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:22:32,292 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:22:32,292 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:22:32,293 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:22:32,293 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:22:32,293 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:22:32,293 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:22:32,293 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 22:22:32,294 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 22:22:32,294 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:22:32,294 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:22:32,294 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:22:32,294 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:22:32,295 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 22:22:32,295 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:22:32,295 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c5191c614040da54c6fe77b0fb4d91d943009a345a9252a69568f58113a0aaaf Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:22:32,630 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:22:32,658 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:22:32,660 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:22:32,661 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:22:32,661 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:22:32,663 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix031.oepc.i [2023-08-30 22:22:33,836 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:22:34,129 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:22:34,130 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix031.oepc.i [2023-08-30 22:22:34,140 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f053b66ce/36ad6e990b5a4992b4d0a2efc94f1a0c/FLAG3b3b3d276 [2023-08-30 22:22:34,154 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f053b66ce/36ad6e990b5a4992b4d0a2efc94f1a0c [2023-08-30 22:22:34,156 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:22:34,157 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:22:34,158 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:22:34,158 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:22:34,164 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:22:34,165 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:22:34" (1/1) ... [2023-08-30 22:22:34,166 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@124c75df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:34, skipping insertion in model container [2023-08-30 22:22:34,167 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:22:34" (1/1) ... [2023-08-30 22:22:34,173 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:22:34,219 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:22:34,347 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/mix031.oepc.i[945,958] [2023-08-30 22:22:34,563 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:22:34,577 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:22:34,589 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/mix031.oepc.i[945,958] [2023-08-30 22:22:34,660 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:22:34,714 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:22:34,714 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:22:34,720 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:22:34,720 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:34 WrapperNode [2023-08-30 22:22:34,721 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:22:34,722 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:22:34,722 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:22:34,722 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:22:34,728 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:34" (1/1) ... [2023-08-30 22:22:34,761 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:34" (1/1) ... [2023-08-30 22:22:34,793 INFO L138 Inliner]: procedures = 178, calls = 49, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 124 [2023-08-30 22:22:34,795 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:22:34,796 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:22:34,797 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:22:34,797 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:22:34,804 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:34" (1/1) ... [2023-08-30 22:22:34,804 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:34" (1/1) ... [2023-08-30 22:22:34,816 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:34" (1/1) ... [2023-08-30 22:22:34,816 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:34" (1/1) ... [2023-08-30 22:22:34,831 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:34" (1/1) ... [2023-08-30 22:22:34,846 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:34" (1/1) ... [2023-08-30 22:22:34,848 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:34" (1/1) ... [2023-08-30 22:22:34,850 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:34" (1/1) ... [2023-08-30 22:22:34,853 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:22:34,854 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:22:34,854 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:22:34,854 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:22:34,855 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:34" (1/1) ... [2023-08-30 22:22:34,859 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:22:34,873 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:22:34,885 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 22:22:34,901 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 22:22:34,928 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 22:22:34,929 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:22:34,929 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:22:34,929 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:22:34,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 22:22:34,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 22:22:34,929 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 22:22:34,930 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 22:22:34,930 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 22:22:34,930 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 22:22:34,930 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 22:22:34,930 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:22:34,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:22:34,932 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 22:22:35,072 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:22:35,073 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:22:35,371 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:22:35,524 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:22:35,528 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 22:22:35,531 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:22:35 BoogieIcfgContainer [2023-08-30 22:22:35,532 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:22:35,533 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:22:35,534 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:22:35,536 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:22:35,537 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:22:34" (1/3) ... [2023-08-30 22:22:35,537 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57f7d711 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:22:35, skipping insertion in model container [2023-08-30 22:22:35,537 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:34" (2/3) ... [2023-08-30 22:22:35,538 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57f7d711 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:22:35, skipping insertion in model container [2023-08-30 22:22:35,538 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:22:35" (3/3) ... [2023-08-30 22:22:35,539 INFO L112 eAbstractionObserver]: Analyzing ICFG mix031.oepc.i [2023-08-30 22:22:35,547 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:22:35,570 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:22:35,570 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-08-30 22:22:35,570 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:22:35,635 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 22:22:35,641 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 22:22:35,645 INFO L158 Benchmark]: Toolchain (without parser) took 1487.32ms. Allocated memory was 79.7MB in the beginning and 96.5MB in the end (delta: 16.8MB). Free memory was 56.3MB in the beginning and 64.5MB in the end (delta: -8.2MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-08-30 22:22:35,646 INFO L158 Benchmark]: CDTParser took 0.87ms. Allocated memory is still 60.8MB. Free memory was 38.7MB in the beginning and 38.6MB in the end (delta: 58.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:22:35,647 INFO L158 Benchmark]: CACSL2BoogieTranslator took 563.13ms. Allocated memory is still 79.7MB. Free memory was 56.1MB in the beginning and 52.6MB in the end (delta: 3.5MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. [2023-08-30 22:22:35,647 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.28ms. Allocated memory is still 79.7MB. Free memory was 52.6MB in the beginning and 50.1MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:22:35,648 INFO L158 Benchmark]: Boogie Preprocessor took 56.97ms. Allocated memory is still 79.7MB. Free memory was 50.1MB in the beginning and 48.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:22:35,649 INFO L158 Benchmark]: RCFGBuilder took 678.02ms. Allocated memory is still 79.7MB. Free memory was 48.0MB in the beginning and 34.7MB in the end (delta: 13.4MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. [2023-08-30 22:22:35,650 INFO L158 Benchmark]: TraceAbstraction took 110.40ms. Allocated memory was 79.7MB in the beginning and 96.5MB in the end (delta: 16.8MB). Free memory was 33.9MB in the beginning and 64.5MB in the end (delta: -30.6MB). Peak memory consumption was 4.9MB. Max. memory is 16.1GB. [2023-08-30 22:22:35,659 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.87ms. Allocated memory is still 60.8MB. Free memory was 38.7MB in the beginning and 38.6MB in the end (delta: 58.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 563.13ms. Allocated memory is still 79.7MB. Free memory was 56.1MB in the beginning and 52.6MB in the end (delta: 3.5MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.28ms. Allocated memory is still 79.7MB. Free memory was 52.6MB in the beginning and 50.1MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 56.97ms. Allocated memory is still 79.7MB. Free memory was 50.1MB in the beginning and 48.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 678.02ms. Allocated memory is still 79.7MB. Free memory was 48.0MB in the beginning and 34.7MB in the end (delta: 13.4MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. * TraceAbstraction took 110.40ms. Allocated memory was 79.7MB in the beginning and 96.5MB in the end (delta: 16.8MB). Free memory was 33.9MB in the beginning and 64.5MB in the end (delta: -30.6MB). Peak memory consumption was 4.9MB. 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 22:22:35,683 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