./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/valid-memsafety.prp --file ../../../trunk/examples/svcomp/pthread-wmm/mix044_tso.oepc.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) 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/AutomizerMemDerefMemtrack.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix044_tso.oepc.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2b2ed0379679fef7868072cf33e9753c7c5c6d498ba6cea443eeb2e2c1bbc6d1 --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 01:52:29,041 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 01:52:29,043 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 01:52:29,083 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 01:52:29,084 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 01:52:29,087 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 01:52:29,089 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 01:52:29,092 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 01:52:29,094 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 01:52:29,098 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 01:52:29,099 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 01:52:29,102 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 01:52:29,102 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 01:52:29,104 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 01:52:29,105 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 01:52:29,110 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 01:52:29,111 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 01:52:29,113 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 01:52:29,114 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 01:52:29,119 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 01:52:29,120 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 01:52:29,131 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 01:52:29,134 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 01:52:29,135 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 01:52:29,140 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 01:52:29,140 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 01:52:29,141 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 01:52:29,143 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 01:52:29,143 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 01:52:29,144 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 01:52:29,145 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 01:52:29,146 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 01:52:29,148 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 01:52:29,149 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 01:52:29,149 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 01:52:29,149 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 01:52:29,150 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 01:52:29,150 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 01:52:29,150 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 01:52:29,150 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 01:52:29,151 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 01:52:29,153 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-08-30 01:52:29,186 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 01:52:29,186 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 01:52:29,187 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 01:52:29,188 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 01:52:29,188 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 01:52:29,189 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 01:52:29,189 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 01:52:29,190 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 01:52:29,190 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 01:52:29,190 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 01:52:29,191 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 01:52:29,191 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 01:52:29,192 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 01:52:29,192 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 01:52:29,192 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 01:52:29,192 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 01:52:29,192 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 01:52:29,193 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 01:52:29,193 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 01:52:29,193 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 01:52:29,193 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 01:52:29,193 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 01:52:29,194 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 01:52:29,194 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 01:52:29,194 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 01:52:29,194 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:52:29,194 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 01:52:29,195 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 01:52:29,195 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 01:52:29,195 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 01:52:29,195 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 01:52:29,195 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 01:52:29,196 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 01:52:29,196 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 01:52:29,196 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2b2ed0379679fef7868072cf33e9753c7c5c6d498ba6cea443eeb2e2c1bbc6d1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 01:52:29,534 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 01:52:29,554 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 01:52:29,557 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 01:52:29,558 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 01:52:29,558 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 01:52:29,560 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix044_tso.oepc.i [2023-08-30 01:52:30,705 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 01:52:30,958 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 01:52:30,959 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix044_tso.oepc.i [2023-08-30 01:52:30,979 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2cc032335/ec9738a8156d4b5583483c4857f8c8d3/FLAG89eb5e48f [2023-08-30 01:52:30,996 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2cc032335/ec9738a8156d4b5583483c4857f8c8d3 [2023-08-30 01:52:31,005 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 01:52:31,006 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 01:52:31,007 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 01:52:31,007 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 01:52:31,010 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 01:52:31,010 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:52:30" (1/1) ... [2023-08-30 01:52:31,011 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@343a8228 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:31, skipping insertion in model container [2023-08-30 01:52:31,011 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:52:30" (1/1) ... [2023-08-30 01:52:31,016 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 01:52:31,056 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 01:52:31,185 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/mix044_tso.oepc.i[949,962] [2023-08-30 01:52:31,414 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:52:31,430 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 01:52:31,442 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/mix044_tso.oepc.i[949,962] [2023-08-30 01:52:31,533 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:52:31,567 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:52:31,567 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:52:31,573 INFO L208 MainTranslator]: Completed translation [2023-08-30 01:52:31,574 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:31 WrapperNode [2023-08-30 01:52:31,574 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 01:52:31,575 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 01:52:31,575 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 01:52:31,575 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 01:52:31,581 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:31" (1/1) ... [2023-08-30 01:52:31,613 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:31" (1/1) ... [2023-08-30 01:52:31,643 INFO L138 Inliner]: procedures = 177, calls = 71, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 162 [2023-08-30 01:52:31,644 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 01:52:31,644 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 01:52:31,645 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 01:52:31,645 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 01:52:31,652 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:31" (1/1) ... [2023-08-30 01:52:31,653 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:31" (1/1) ... [2023-08-30 01:52:31,656 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:31" (1/1) ... [2023-08-30 01:52:31,659 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:31" (1/1) ... [2023-08-30 01:52:31,669 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:31" (1/1) ... [2023-08-30 01:52:31,681 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:31" (1/1) ... [2023-08-30 01:52:31,683 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:31" (1/1) ... [2023-08-30 01:52:31,689 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:31" (1/1) ... [2023-08-30 01:52:31,692 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 01:52:31,694 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 01:52:31,694 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 01:52:31,695 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 01:52:31,695 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:31" (1/1) ... [2023-08-30 01:52:31,701 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:52:31,712 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 01:52:31,726 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 01:52:31,753 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 01:52:31,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 01:52:31,767 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 01:52:31,767 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 01:52:31,767 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 01:52:31,767 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 01:52:31,768 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 01:52:31,768 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 01:52:31,768 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 01:52:31,768 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 01:52:31,768 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 01:52:31,768 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 01:52:31,768 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-08-30 01:52:31,769 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-08-30 01:52:31,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 01:52:31,769 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 01:52:31,769 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 01:52:31,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 01:52:31,770 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 01:52:31,984 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 01:52:31,986 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 01:52:32,358 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 01:52:32,514 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 01:52:32,514 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 01:52:32,516 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:52:32 BoogieIcfgContainer [2023-08-30 01:52:32,516 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 01:52:32,518 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 01:52:32,518 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 01:52:32,521 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 01:52:32,521 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 01:52:30" (1/3) ... [2023-08-30 01:52:32,522 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61f61f71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:52:32, skipping insertion in model container [2023-08-30 01:52:32,522 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:31" (2/3) ... [2023-08-30 01:52:32,522 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61f61f71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:52:32, skipping insertion in model container [2023-08-30 01:52:32,522 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:52:32" (3/3) ... [2023-08-30 01:52:32,523 INFO L112 eAbstractionObserver]: Analyzing ICFG mix044_tso.oepc.i [2023-08-30 01:52:32,537 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 01:52:32,537 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 11 error locations. [2023-08-30 01:52:32,537 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 01:52:32,614 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 01:52:32,619 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 01:52:32,624 INFO L158 Benchmark]: Toolchain (without parser) took 1617.28ms. Allocated memory is still 86.0MB. Free memory was 62.9MB in the beginning and 56.3MB in the end (delta: 6.6MB). Peak memory consumption was 35.0MB. Max. memory is 16.1GB. [2023-08-30 01:52:32,624 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 65.0MB. Free memory is still 43.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:52:32,625 INFO L158 Benchmark]: CACSL2BoogieTranslator took 567.25ms. Allocated memory is still 86.0MB. Free memory was 62.7MB in the beginning and 58.2MB in the end (delta: 4.5MB). Peak memory consumption was 24.3MB. Max. memory is 16.1GB. [2023-08-30 01:52:32,626 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.89ms. Allocated memory is still 86.0MB. Free memory was 58.2MB in the beginning and 55.7MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:52:32,627 INFO L158 Benchmark]: Boogie Preprocessor took 48.64ms. Allocated memory is still 86.0MB. Free memory was 55.7MB in the beginning and 53.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:52:32,628 INFO L158 Benchmark]: RCFGBuilder took 822.88ms. Allocated memory is still 86.0MB. Free memory was 53.6MB in the beginning and 39.8MB in the end (delta: 13.8MB). Peak memory consumption was 19.9MB. Max. memory is 16.1GB. [2023-08-30 01:52:32,628 INFO L158 Benchmark]: TraceAbstraction took 104.51ms. Allocated memory is still 86.0MB. Free memory was 39.3MB in the beginning and 56.3MB in the end (delta: -17.0MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. [2023-08-30 01:52:32,635 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 65.0MB. Free memory is still 43.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 567.25ms. Allocated memory is still 86.0MB. Free memory was 62.7MB in the beginning and 58.2MB in the end (delta: 4.5MB). Peak memory consumption was 24.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.89ms. Allocated memory is still 86.0MB. Free memory was 58.2MB in the beginning and 55.7MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.64ms. Allocated memory is still 86.0MB. Free memory was 55.7MB in the beginning and 53.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 822.88ms. Allocated memory is still 86.0MB. Free memory was 53.6MB in the beginning and 39.8MB in the end (delta: 13.8MB). Peak memory consumption was 19.9MB. Max. memory is 16.1GB. * TraceAbstraction took 104.51ms. Allocated memory is still 86.0MB. Free memory was 39.3MB in the beginning and 56.3MB in the end (delta: -17.0MB). Peak memory consumption was 9.6MB. 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 01:52:32,657 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/AutomizerMemDerefMemtrack.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix044_tso.oepc.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2b2ed0379679fef7868072cf33e9753c7c5c6d498ba6cea443eeb2e2c1bbc6d1 --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 01:52:34,552 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 01:52:34,554 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 01:52:34,588 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 01:52:34,588 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 01:52:34,591 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 01:52:34,593 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 01:52:34,596 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 01:52:34,598 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 01:52:34,603 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 01:52:34,604 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 01:52:34,607 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 01:52:34,607 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 01:52:34,611 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 01:52:34,613 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 01:52:34,618 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 01:52:34,620 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 01:52:34,621 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 01:52:34,623 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 01:52:34,628 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 01:52:34,629 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 01:52:34,631 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 01:52:34,632 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 01:52:34,633 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 01:52:34,639 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 01:52:34,640 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 01:52:34,640 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 01:52:34,642 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 01:52:34,643 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 01:52:34,644 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 01:52:34,644 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 01:52:34,646 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 01:52:34,648 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 01:52:34,648 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 01:52:34,649 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 01:52:34,649 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 01:52:34,650 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 01:52:34,650 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 01:52:34,650 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 01:52:34,651 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 01:52:34,652 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 01:52:34,653 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-08-30 01:52:34,703 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 01:52:34,704 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 01:52:34,705 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 01:52:34,705 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 01:52:34,706 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 01:52:34,706 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 01:52:34,707 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 01:52:34,707 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 01:52:34,707 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 01:52:34,707 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 01:52:34,708 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 01:52:34,708 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 01:52:34,708 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 01:52:34,709 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 01:52:34,709 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 01:52:34,709 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 01:52:34,709 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 01:52:34,709 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 01:52:34,709 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 01:52:34,710 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 01:52:34,710 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 01:52:34,710 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 01:52:34,710 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 01:52:34,710 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 01:52:34,710 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 01:52:34,711 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 01:52:34,711 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 01:52:34,711 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:52:34,711 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 01:52:34,711 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 01:52:34,712 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 01:52:34,712 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 01:52:34,712 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 01:52:34,712 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 01:52:34,712 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 01:52:34,713 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 01:52:34,713 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 01:52:34,713 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2b2ed0379679fef7868072cf33e9753c7c5c6d498ba6cea443eeb2e2c1bbc6d1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 01:52:35,044 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 01:52:35,067 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 01:52:35,070 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 01:52:35,071 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 01:52:35,072 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 01:52:35,073 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix044_tso.oepc.i [2023-08-30 01:52:36,188 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 01:52:36,481 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 01:52:36,482 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix044_tso.oepc.i [2023-08-30 01:52:36,494 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce1e554c2/484fcb3131db477da6577645366dfef2/FLAGc83932b07 [2023-08-30 01:52:36,510 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce1e554c2/484fcb3131db477da6577645366dfef2 [2023-08-30 01:52:36,513 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 01:52:36,514 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 01:52:36,516 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 01:52:36,516 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 01:52:36,519 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 01:52:36,520 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:52:36" (1/1) ... [2023-08-30 01:52:36,521 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fb9aabd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:36, skipping insertion in model container [2023-08-30 01:52:36,522 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:52:36" (1/1) ... [2023-08-30 01:52:36,527 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 01:52:36,575 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 01:52:36,709 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/mix044_tso.oepc.i[949,962] [2023-08-30 01:52:36,994 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:52:37,013 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 01:52:37,024 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/mix044_tso.oepc.i[949,962] [2023-08-30 01:52:37,082 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:52:37,113 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:52:37,113 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:52:37,119 INFO L208 MainTranslator]: Completed translation [2023-08-30 01:52:37,119 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:37 WrapperNode [2023-08-30 01:52:37,120 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 01:52:37,121 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 01:52:37,121 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 01:52:37,121 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 01:52:37,127 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:37" (1/1) ... [2023-08-30 01:52:37,144 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:37" (1/1) ... [2023-08-30 01:52:37,177 INFO L138 Inliner]: procedures = 180, calls = 71, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 163 [2023-08-30 01:52:37,177 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 01:52:37,178 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 01:52:37,178 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 01:52:37,178 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 01:52:37,190 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:37" (1/1) ... [2023-08-30 01:52:37,190 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:37" (1/1) ... [2023-08-30 01:52:37,195 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:37" (1/1) ... [2023-08-30 01:52:37,197 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:37" (1/1) ... [2023-08-30 01:52:37,210 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:37" (1/1) ... [2023-08-30 01:52:37,223 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:37" (1/1) ... [2023-08-30 01:52:37,225 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:37" (1/1) ... [2023-08-30 01:52:37,235 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:37" (1/1) ... [2023-08-30 01:52:37,238 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 01:52:37,239 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 01:52:37,240 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 01:52:37,240 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 01:52:37,240 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:37" (1/1) ... [2023-08-30 01:52:37,249 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:52:37,260 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 01:52:37,274 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 01:52:37,309 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 01:52:37,325 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 01:52:37,326 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 01:52:37,326 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 01:52:37,326 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 01:52:37,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 01:52:37,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 01:52:37,326 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 01:52:37,327 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 01:52:37,327 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 01:52:37,327 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 01:52:37,327 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 01:52:37,327 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 01:52:37,327 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-08-30 01:52:37,328 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-08-30 01:52:37,328 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 01:52:37,328 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 01:52:37,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 01:52:37,330 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 01:52:37,520 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 01:52:37,521 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 01:52:38,002 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 01:52:38,149 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 01:52:38,150 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 01:52:38,153 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:52:38 BoogieIcfgContainer [2023-08-30 01:52:38,153 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 01:52:38,155 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 01:52:38,155 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 01:52:38,158 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 01:52:38,158 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 01:52:36" (1/3) ... [2023-08-30 01:52:38,159 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6be28735 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:52:38, skipping insertion in model container [2023-08-30 01:52:38,159 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:37" (2/3) ... [2023-08-30 01:52:38,159 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6be28735 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:52:38, skipping insertion in model container [2023-08-30 01:52:38,159 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:52:38" (3/3) ... [2023-08-30 01:52:38,161 INFO L112 eAbstractionObserver]: Analyzing ICFG mix044_tso.oepc.i [2023-08-30 01:52:38,178 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 01:52:38,179 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 11 error locations. [2023-08-30 01:52:38,179 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 01:52:38,268 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 01:52:38,275 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 01:52:38,280 INFO L158 Benchmark]: Toolchain (without parser) took 1764.94ms. Allocated memory was 69.2MB in the beginning and 86.0MB in the end (delta: 16.8MB). Free memory was 45.0MB in the beginning and 55.5MB in the end (delta: -10.5MB). Peak memory consumption was 39.1MB. Max. memory is 16.1GB. [2023-08-30 01:52:38,281 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 52.4MB. Free memory was 30.7MB in the beginning and 30.6MB in the end (delta: 37.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:52:38,282 INFO L158 Benchmark]: CACSL2BoogieTranslator took 604.35ms. Allocated memory is still 69.2MB. Free memory was 44.8MB in the beginning and 37.3MB in the end (delta: 7.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-08-30 01:52:38,282 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.50ms. Allocated memory is still 69.2MB. Free memory was 37.0MB in the beginning and 34.3MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:52:38,284 INFO L158 Benchmark]: Boogie Preprocessor took 61.06ms. Allocated memory is still 69.2MB. Free memory was 34.3MB in the beginning and 32.0MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:52:38,285 INFO L158 Benchmark]: RCFGBuilder took 913.65ms. Allocated memory was 69.2MB in the beginning and 86.0MB in the end (delta: 16.8MB). Free memory was 32.0MB in the beginning and 38.2MB in the end (delta: -6.2MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. [2023-08-30 01:52:38,286 INFO L158 Benchmark]: TraceAbstraction took 123.71ms. Allocated memory is still 86.0MB. Free memory was 37.2MB in the beginning and 55.5MB in the end (delta: -18.2MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. [2023-08-30 01:52:38,294 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 52.4MB. Free memory was 30.7MB in the beginning and 30.6MB in the end (delta: 37.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 604.35ms. Allocated memory is still 69.2MB. Free memory was 44.8MB in the beginning and 37.3MB in the end (delta: 7.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.50ms. Allocated memory is still 69.2MB. Free memory was 37.0MB in the beginning and 34.3MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.06ms. Allocated memory is still 69.2MB. Free memory was 34.3MB in the beginning and 32.0MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 913.65ms. Allocated memory was 69.2MB in the beginning and 86.0MB in the end (delta: 16.8MB). Free memory was 32.0MB in the beginning and 38.2MB in the end (delta: -6.2MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. * TraceAbstraction took 123.71ms. Allocated memory is still 86.0MB. Free memory was 37.2MB in the beginning and 55.5MB in the end (delta: -18.2MB). Peak memory consumption was 9.6MB. 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 01:52:38,324 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