./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/safe033_tso.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b8dbc81d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe033_tso.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 03e09f2995f610da86eeaa1f1ee03bc9ee01699bf21a2567d5a1129cd8929582 --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-30 22:27:20,056 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:27:20,059 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:27:20,101 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:27:20,102 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:27:20,105 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:27:20,107 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:27:20,109 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:27:20,112 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:27:20,116 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:27:20,118 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:27:20,120 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:27:20,121 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:27:20,123 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:27:20,124 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:27:20,129 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:27:20,130 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:27:20,131 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:27:20,133 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:27:20,137 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:27:20,139 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:27:20,140 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:27:20,141 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:27:20,141 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:27:20,148 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:27:20,148 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:27:20,148 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:27:20,150 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:27:20,151 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:27:20,152 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:27:20,152 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:27:20,153 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:27:20,155 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:27:20,156 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:27:20,156 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:27:20,157 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:27:20,157 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:27:20,157 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:27:20,158 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:27:20,158 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:27:20,160 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:27:20,162 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-08-30 22:27:20,192 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:27:20,193 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:27:20,194 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:27:20,194 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:27:20,195 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:27:20,195 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:27:20,195 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:27:20,196 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:27:20,196 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:27:20,196 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:27:20,197 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:27:20,197 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 22:27:20,197 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:27:20,198 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:27:20,198 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:27:20,198 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:27:20,198 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:27:20,198 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:27:20,199 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:27:20,199 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:27:20,199 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:27:20,199 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:27:20,199 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:27:20,200 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:27:20,200 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:27:20,200 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:27:20,200 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:27:20,201 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:27:20,201 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 22:27:20,201 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 22:27:20,201 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:27:20,201 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:27:20,202 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:27:20,202 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:27:20,202 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:27:20,202 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 03e09f2995f610da86eeaa1f1ee03bc9ee01699bf21a2567d5a1129cd8929582 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:27:20,515 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:27:20,534 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:27:20,537 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:27:20,538 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:27:20,538 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:27:20,540 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe033_tso.i [2023-08-30 22:27:21,641 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:27:21,934 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:27:21,935 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe033_tso.i [2023-08-30 22:27:21,950 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/167a4e6c5/02d499ddd5514503a1186de779e93a7e/FLAGd4e0e2d99 [2023-08-30 22:27:21,966 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/167a4e6c5/02d499ddd5514503a1186de779e93a7e [2023-08-30 22:27:21,968 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:27:21,970 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:27:21,971 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:27:21,972 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:27:21,974 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:27:21,975 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:27:21" (1/1) ... [2023-08-30 22:27:21,976 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b53ee2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:27:21, skipping insertion in model container [2023-08-30 22:27:21,976 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:27:21" (1/1) ... [2023-08-30 22:27:21,982 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:27:22,020 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:27:22,184 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/safe033_tso.i[945,958] [2023-08-30 22:27:22,367 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:27:22,376 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:27:22,390 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/safe033_tso.i[945,958] [2023-08-30 22:27:22,446 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:27:22,481 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:27:22,481 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:27:22,487 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:27:22,487 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:27:22 WrapperNode [2023-08-30 22:27:22,488 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:27:22,489 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:27:22,489 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:27:22,489 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:27:22,495 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:27:22" (1/1) ... [2023-08-30 22:27:22,531 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:27:22" (1/1) ... [2023-08-30 22:27:22,552 INFO L138 Inliner]: procedures = 175, calls = 42, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 58 [2023-08-30 22:27:22,552 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:27:22,553 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:27:22,554 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:27:22,554 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:27:22,562 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:27:22" (1/1) ... [2023-08-30 22:27:22,562 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:27:22" (1/1) ... [2023-08-30 22:27:22,568 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:27:22" (1/1) ... [2023-08-30 22:27:22,568 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:27:22" (1/1) ... [2023-08-30 22:27:22,585 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:27:22" (1/1) ... [2023-08-30 22:27:22,589 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:27:22" (1/1) ... [2023-08-30 22:27:22,591 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:27:22" (1/1) ... [2023-08-30 22:27:22,592 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:27:22" (1/1) ... [2023-08-30 22:27:22,596 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:27:22,600 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:27:22,601 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:27:22,601 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:27:22,602 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:27:22" (1/1) ... [2023-08-30 22:27:22,607 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:27:22,618 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:27:22,630 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-30 22:27:22,649 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-30 22:27:22,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 22:27:22,666 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 22:27:22,666 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:27:22,668 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:27:22,668 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:27:22,668 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 22:27:22,668 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 22:27:22,668 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 22:27:22,669 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 22:27:22,669 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 22:27:22,669 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 22:27:22,669 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:27:22,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:27:22,671 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-30 22:27:22,858 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:27:22,859 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:27:23,018 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:27:23,025 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:27:23,026 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 22:27:23,028 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:27:23 BoogieIcfgContainer [2023-08-30 22:27:23,028 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:27:23,031 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:27:23,031 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:27:23,033 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:27:23,034 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:27:21" (1/3) ... [2023-08-30 22:27:23,034 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b848ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:27:23, skipping insertion in model container [2023-08-30 22:27:23,035 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:27:22" (2/3) ... [2023-08-30 22:27:23,035 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b848ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:27:23, skipping insertion in model container [2023-08-30 22:27:23,035 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:27:23" (3/3) ... [2023-08-30 22:27:23,036 INFO L112 eAbstractionObserver]: Analyzing ICFG safe033_tso.i [2023-08-30 22:27:23,043 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:27:23,050 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:27:23,051 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-08-30 22:27:23,051 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:27:23,089 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 22:27:23,094 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE at java.base/java.lang.Enum.valueOf(Enum.java:240) at de.uni_freiburg.informatik.ultimate.core.preferences.RcpPreferenceProvider.getEnum(RcpPreferenceProvider.java:117) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TAPreferences.insufficientThreadErrorsVsProgramErrors(TAPreferences.java:218) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.partitionErrorLocations(TraceAbstractionStarter.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-08-30 22:27:23,098 INFO L158 Benchmark]: Toolchain (without parser) took 1127.36ms. Allocated memory was 67.1MB in the beginning and 92.3MB in the end (delta: 25.2MB). Free memory was 44.0MB in the beginning and 41.7MB in the end (delta: 2.3MB). Peak memory consumption was 27.0MB. Max. memory is 16.1GB. [2023-08-30 22:27:23,098 INFO L158 Benchmark]: CDTParser took 0.93ms. Allocated memory is still 67.1MB. Free memory was 44.7MB in the beginning and 44.6MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:27:23,099 INFO L158 Benchmark]: CACSL2BoogieTranslator took 516.66ms. Allocated memory was 67.1MB in the beginning and 92.3MB in the end (delta: 25.2MB). Free memory was 43.9MB in the beginning and 64.1MB in the end (delta: -20.2MB). Peak memory consumption was 14.4MB. Max. memory is 16.1GB. [2023-08-30 22:27:23,100 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.48ms. Allocated memory is still 92.3MB. Free memory was 64.1MB in the beginning and 62.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:27:23,100 INFO L158 Benchmark]: Boogie Preprocessor took 45.87ms. Allocated memory is still 92.3MB. Free memory was 62.3MB in the beginning and 60.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:27:23,101 INFO L158 Benchmark]: RCFGBuilder took 428.53ms. Allocated memory is still 92.3MB. Free memory was 60.6MB in the beginning and 48.1MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-30 22:27:23,101 INFO L158 Benchmark]: TraceAbstraction took 65.79ms. Allocated memory is still 92.3MB. Free memory was 47.6MB in the beginning and 41.7MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-08-30 22:27:23,104 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.93ms. Allocated memory is still 67.1MB. Free memory was 44.7MB in the beginning and 44.6MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 516.66ms. Allocated memory was 67.1MB in the beginning and 92.3MB in the end (delta: 25.2MB). Free memory was 43.9MB in the beginning and 64.1MB in the end (delta: -20.2MB). Peak memory consumption was 14.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.48ms. Allocated memory is still 92.3MB. Free memory was 64.1MB in the beginning and 62.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.87ms. Allocated memory is still 92.3MB. Free memory was 62.3MB in the beginning and 60.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 428.53ms. Allocated memory is still 92.3MB. Free memory was 60.6MB in the beginning and 48.1MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 65.79ms. Allocated memory is still 92.3MB. Free memory was 47.6MB in the beginning and 41.7MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 22:27:23,127 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/safe033_tso.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 03e09f2995f610da86eeaa1f1ee03bc9ee01699bf21a2567d5a1129cd8929582 --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-30 22:27:25,020 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:27:25,022 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:27:25,045 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:27:25,046 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:27:25,047 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:27:25,048 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:27:25,049 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:27:25,051 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:27:25,052 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:27:25,052 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:27:25,053 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:27:25,054 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:27:25,055 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:27:25,056 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:27:25,057 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:27:25,057 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:27:25,058 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:27:25,060 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:27:25,061 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:27:25,063 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:27:25,068 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:27:25,070 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:27:25,070 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:27:25,074 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:27:25,074 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:27:25,074 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:27:25,075 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:27:25,076 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:27:25,077 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:27:25,077 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:27:25,078 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:27:25,078 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:27:25,079 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:27:25,080 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:27:25,080 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:27:25,081 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:27:25,081 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:27:25,082 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:27:25,082 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:27:25,083 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:27:25,084 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-08-30 22:27:25,105 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:27:25,106 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:27:25,106 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:27:25,106 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:27:25,107 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:27:25,107 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:27:25,108 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:27:25,108 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:27:25,108 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:27:25,108 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:27:25,109 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:27:25,109 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:27:25,109 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:27:25,109 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:27:25,109 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:27:25,110 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:27:25,110 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 22:27:25,110 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 22:27:25,110 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 22:27:25,110 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:27:25,111 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:27:25,111 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:27:25,111 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:27:25,111 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:27:25,111 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:27:25,112 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:27:25,112 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:27:25,112 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:27:25,112 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:27:25,112 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:27:25,113 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 22:27:25,113 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 22:27:25,113 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:27:25,113 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:27:25,113 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:27:25,113 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:27:25,114 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 22:27:25,114 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:27:25,114 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 03e09f2995f610da86eeaa1f1ee03bc9ee01699bf21a2567d5a1129cd8929582 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:27:25,430 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:27:25,449 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:27:25,452 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:27:25,453 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:27:25,453 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:27:25,454 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe033_tso.i [2023-08-30 22:27:26,538 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:27:26,752 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:27:26,761 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe033_tso.i [2023-08-30 22:27:26,781 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d0b39e26/3f0de65190d147dd9b86ec868102ec83/FLAGa354cac3f [2023-08-30 22:27:26,800 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d0b39e26/3f0de65190d147dd9b86ec868102ec83 [2023-08-30 22:27:26,802 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:27:26,804 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:27:26,808 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:27:26,808 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:27:26,811 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:27:26,812 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:27:26" (1/1) ... [2023-08-30 22:27:26,815 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@165e2e59 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:27:26, skipping insertion in model container [2023-08-30 22:27:26,817 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:27:26" (1/1) ... [2023-08-30 22:27:26,826 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:27:26,870 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:27:27,008 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/safe033_tso.i[945,958] [2023-08-30 22:27:27,181 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:27:27,197 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:27:27,210 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/safe033_tso.i[945,958] [2023-08-30 22:27:27,248 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:27:27,283 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:27:27,284 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:27:27,290 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:27:27,290 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:27:27 WrapperNode [2023-08-30 22:27:27,291 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:27:27,292 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:27:27,292 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:27:27,292 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:27:27,298 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:27:27" (1/1) ... [2023-08-30 22:27:27,331 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:27:27" (1/1) ... [2023-08-30 22:27:27,352 INFO L138 Inliner]: procedures = 178, calls = 42, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 59 [2023-08-30 22:27:27,353 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:27:27,354 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:27:27,354 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:27:27,354 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:27:27,361 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:27:27" (1/1) ... [2023-08-30 22:27:27,362 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:27:27" (1/1) ... [2023-08-30 22:27:27,366 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:27:27" (1/1) ... [2023-08-30 22:27:27,366 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:27:27" (1/1) ... [2023-08-30 22:27:27,375 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:27:27" (1/1) ... [2023-08-30 22:27:27,377 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:27:27" (1/1) ... [2023-08-30 22:27:27,381 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:27:27" (1/1) ... [2023-08-30 22:27:27,388 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:27:27" (1/1) ... [2023-08-30 22:27:27,391 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:27:27,400 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:27:27,401 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:27:27,401 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:27:27,402 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:27:27" (1/1) ... [2023-08-30 22:27:27,406 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:27:27,424 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:27:27,446 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-30 22:27:27,475 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-30 22:27:27,492 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 22:27:27,495 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:27:27,495 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:27:27,495 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:27:27,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 22:27:27,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 22:27:27,496 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 22:27:27,496 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 22:27:27,496 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 22:27:27,496 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 22:27:27,496 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 22:27:27,497 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:27:27,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:27:27,498 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-30 22:27:27,633 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:27:27,635 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:27:27,834 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:27:27,839 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:27:27,839 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 22:27:27,841 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:27:27 BoogieIcfgContainer [2023-08-30 22:27:27,842 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:27:27,843 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:27:27,843 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:27:27,846 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:27:27,846 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:27:26" (1/3) ... [2023-08-30 22:27:27,847 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@652c1ee7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:27:27, skipping insertion in model container [2023-08-30 22:27:27,847 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:27:27" (2/3) ... [2023-08-30 22:27:27,847 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@652c1ee7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:27:27, skipping insertion in model container [2023-08-30 22:27:27,847 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:27:27" (3/3) ... [2023-08-30 22:27:27,849 INFO L112 eAbstractionObserver]: Analyzing ICFG safe033_tso.i [2023-08-30 22:27:27,855 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:27:27,864 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:27:27,864 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-08-30 22:27:27,864 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:27:27,937 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 22:27:27,943 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE at java.base/java.lang.Enum.valueOf(Enum.java:240) at de.uni_freiburg.informatik.ultimate.core.preferences.RcpPreferenceProvider.getEnum(RcpPreferenceProvider.java:117) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TAPreferences.insufficientThreadErrorsVsProgramErrors(TAPreferences.java:218) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.partitionErrorLocations(TraceAbstractionStarter.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-08-30 22:27:27,948 INFO L158 Benchmark]: Toolchain (without parser) took 1143.22ms. Allocated memory is still 75.5MB. Free memory was 47.4MB in the beginning and 42.4MB in the end (delta: 5.0MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. [2023-08-30 22:27:27,948 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 56.6MB. Free memory was 34.5MB in the beginning and 34.4MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:27:27,949 INFO L158 Benchmark]: CACSL2BoogieTranslator took 483.17ms. Allocated memory is still 75.5MB. Free memory was 47.3MB in the beginning and 44.0MB in the end (delta: 3.3MB). Peak memory consumption was 11.7MB. Max. memory is 16.1GB. [2023-08-30 22:27:27,950 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.31ms. Allocated memory is still 75.5MB. Free memory was 44.0MB in the beginning and 41.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:27:27,950 INFO L158 Benchmark]: Boogie Preprocessor took 46.09ms. Allocated memory is still 75.5MB. Free memory was 41.9MB in the beginning and 40.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:27:27,951 INFO L158 Benchmark]: RCFGBuilder took 441.41ms. Allocated memory is still 75.5MB. Free memory was 39.9MB in the beginning and 49.5MB in the end (delta: -9.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-30 22:27:27,951 INFO L158 Benchmark]: TraceAbstraction took 102.89ms. Allocated memory is still 75.5MB. Free memory was 48.8MB in the beginning and 42.4MB in the end (delta: 6.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-08-30 22:27:27,954 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 56.6MB. Free memory was 34.5MB in the beginning and 34.4MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 483.17ms. Allocated memory is still 75.5MB. Free memory was 47.3MB in the beginning and 44.0MB in the end (delta: 3.3MB). Peak memory consumption was 11.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.31ms. Allocated memory is still 75.5MB. Free memory was 44.0MB in the beginning and 41.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.09ms. Allocated memory is still 75.5MB. Free memory was 41.9MB in the beginning and 40.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 441.41ms. Allocated memory is still 75.5MB. Free memory was 39.9MB in the beginning and 49.5MB in the end (delta: -9.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 102.89ms. Allocated memory is still 75.5MB. Free memory was 48.8MB in the beginning and 42.4MB in the end (delta: 6.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 22:27:27,973 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