./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/valid-memsafety.prp --file ../../../trunk/examples/svcomp/pthread-wmm/mix056_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.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/mix056_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.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 0a03a5fc32da65217c1f578a6fea0c2c0e07a09fd6b8159429f8d1aa4c1c45a8 --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 01:53:06,636 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 01:53:06,638 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 01:53:06,670 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 01:53:06,672 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 01:53:06,674 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 01:53:06,675 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 01:53:06,678 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 01:53:06,679 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 01:53:06,682 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 01:53:06,683 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 01:53:06,685 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 01:53:06,685 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 01:53:06,687 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 01:53:06,688 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 01:53:06,692 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 01:53:06,693 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 01:53:06,694 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 01:53:06,695 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 01:53:06,699 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 01:53:06,700 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 01:53:06,700 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 01:53:06,701 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 01:53:06,702 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 01:53:06,709 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 01:53:06,709 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 01:53:06,709 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 01:53:06,710 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 01:53:06,710 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 01:53:06,711 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 01:53:06,711 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 01:53:06,712 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 01:53:06,712 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 01:53:06,713 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 01:53:06,713 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 01:53:06,714 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 01:53:06,714 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 01:53:06,714 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 01:53:06,715 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 01:53:06,715 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 01:53:06,716 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 01:53:06,717 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-08-30 01:53:06,731 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 01:53:06,731 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 01:53:06,731 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 01:53:06,731 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 01:53:06,732 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 01:53:06,732 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 01:53:06,733 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 01:53:06,733 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 01:53:06,733 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 01:53:06,733 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 01:53:06,733 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 01:53:06,733 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 01:53:06,734 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 01:53:06,734 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 01:53:06,734 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 01:53:06,734 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 01:53:06,734 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 01:53:06,735 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 01:53:06,735 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 01:53:06,735 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 01:53:06,735 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 01:53:06,735 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 01:53:06,735 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 01:53:06,736 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 01:53:06,736 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 01:53:06,736 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:53:06,736 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 01:53:06,736 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 01:53:06,736 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 01:53:06,737 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 01:53:06,737 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 01:53:06,737 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 01:53:06,737 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 01:53:06,737 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 01:53:06,738 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0a03a5fc32da65217c1f578a6fea0c2c0e07a09fd6b8159429f8d1aa4c1c45a8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 01:53:06,993 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 01:53:07,013 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 01:53:07,016 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 01:53:07,016 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 01:53:07,017 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 01:53:07,018 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix056_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i [2023-08-30 01:53:07,994 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 01:53:08,199 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 01:53:08,200 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix056_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i [2023-08-30 01:53:08,207 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/544db2015/b10134bdf1bf4386aab11babaf5e019a/FLAGf23b5a4fc [2023-08-30 01:53:08,216 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/544db2015/b10134bdf1bf4386aab11babaf5e019a [2023-08-30 01:53:08,218 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 01:53:08,219 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 01:53:08,219 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 01:53:08,220 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 01:53:08,222 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 01:53:08,223 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:53:08" (1/1) ... [2023-08-30 01:53:08,223 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d5b43f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:08, skipping insertion in model container [2023-08-30 01:53:08,223 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:53:08" (1/1) ... [2023-08-30 01:53:08,227 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 01:53:08,270 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 01:53:08,362 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/mix056_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i[983,996] [2023-08-30 01:53:08,458 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:53:08,476 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 01:53:08,504 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/mix056_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i[983,996] [2023-08-30 01:53:08,544 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:53:08,573 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:53:08,573 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:53:08,577 INFO L208 MainTranslator]: Completed translation [2023-08-30 01:53:08,577 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:08 WrapperNode [2023-08-30 01:53:08,578 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 01:53:08,578 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 01:53:08,579 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 01:53:08,579 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 01:53:08,583 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:08" (1/1) ... [2023-08-30 01:53:08,595 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:08" (1/1) ... [2023-08-30 01:53:08,610 INFO L138 Inliner]: procedures = 176, calls = 54, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 144 [2023-08-30 01:53:08,610 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 01:53:08,611 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 01:53:08,611 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 01:53:08,611 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 01:53:08,617 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:08" (1/1) ... [2023-08-30 01:53:08,618 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:08" (1/1) ... [2023-08-30 01:53:08,620 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:08" (1/1) ... [2023-08-30 01:53:08,622 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:08" (1/1) ... [2023-08-30 01:53:08,629 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:08" (1/1) ... [2023-08-30 01:53:08,630 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:08" (1/1) ... [2023-08-30 01:53:08,631 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:08" (1/1) ... [2023-08-30 01:53:08,632 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:08" (1/1) ... [2023-08-30 01:53:08,634 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 01:53:08,635 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 01:53:08,635 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 01:53:08,635 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 01:53:08,636 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:08" (1/1) ... [2023-08-30 01:53:08,652 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:53:08,660 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 01:53:08,674 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 01:53:08,696 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 01:53:08,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 01:53:08,705 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 01:53:08,705 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 01:53:08,706 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 01:53:08,706 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 01:53:08,707 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 01:53:08,707 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 01:53:08,707 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 01:53:08,707 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 01:53:08,707 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 01:53:08,707 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 01:53:08,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 01:53:08,707 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 01:53:08,707 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 01:53:08,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 01:53:08,708 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 01:53:08,865 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 01:53:08,866 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 01:53:09,119 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 01:53:09,193 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 01:53:09,193 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 01:53:09,197 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:53:09 BoogieIcfgContainer [2023-08-30 01:53:09,197 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 01:53:09,198 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 01:53:09,198 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 01:53:09,200 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 01:53:09,201 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 01:53:08" (1/3) ... [2023-08-30 01:53:09,201 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d5f5ce1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:53:09, skipping insertion in model container [2023-08-30 01:53:09,201 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:08" (2/3) ... [2023-08-30 01:53:09,202 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d5f5ce1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:53:09, skipping insertion in model container [2023-08-30 01:53:09,202 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:53:09" (3/3) ... [2023-08-30 01:53:09,203 INFO L112 eAbstractionObserver]: Analyzing ICFG mix056_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i [2023-08-30 01:53:09,214 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 01:53:09,214 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 9 error locations. [2023-08-30 01:53:09,215 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 01:53:09,261 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 01:53:09,266 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 01:53:09,270 INFO L158 Benchmark]: Toolchain (without parser) took 1050.87ms. Allocated memory is still 69.2MB. Free memory was 45.8MB in the beginning and 26.9MB in the end (delta: 18.9MB). Peak memory consumption was 21.2MB. Max. memory is 16.1GB. [2023-08-30 01:53:09,271 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 56.6MB. Free memory is still 34.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:53:09,271 INFO L158 Benchmark]: CACSL2BoogieTranslator took 358.42ms. Allocated memory is still 69.2MB. Free memory was 45.6MB in the beginning and 39.8MB in the end (delta: 5.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-08-30 01:53:09,272 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.07ms. Allocated memory is still 69.2MB. Free memory was 39.8MB in the beginning and 36.9MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:53:09,272 INFO L158 Benchmark]: Boogie Preprocessor took 23.57ms. Allocated memory is still 69.2MB. Free memory was 36.9MB in the beginning and 35.1MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:53:09,273 INFO L158 Benchmark]: RCFGBuilder took 562.07ms. Allocated memory is still 69.2MB. Free memory was 35.1MB in the beginning and 36.8MB in the end (delta: -1.7MB). Peak memory consumption was 12.8MB. Max. memory is 16.1GB. [2023-08-30 01:53:09,273 INFO L158 Benchmark]: TraceAbstraction took 70.92ms. Allocated memory is still 69.2MB. Free memory was 36.2MB in the beginning and 26.9MB in the end (delta: 9.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-08-30 01:53:09,278 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 56.6MB. Free memory is still 34.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 358.42ms. Allocated memory is still 69.2MB. Free memory was 45.6MB in the beginning and 39.8MB in the end (delta: 5.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.07ms. Allocated memory is still 69.2MB. Free memory was 39.8MB in the beginning and 36.9MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.57ms. Allocated memory is still 69.2MB. Free memory was 36.9MB in the beginning and 35.1MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 562.07ms. Allocated memory is still 69.2MB. Free memory was 35.1MB in the beginning and 36.8MB in the end (delta: -1.7MB). Peak memory consumption was 12.8MB. Max. memory is 16.1GB. * TraceAbstraction took 70.92ms. Allocated memory is still 69.2MB. Free memory was 36.2MB in the beginning and 26.9MB in the end (delta: 9.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 01:53:09,288 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix056_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.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 0a03a5fc32da65217c1f578a6fea0c2c0e07a09fd6b8159429f8d1aa4c1c45a8 --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 01:53:10,826 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 01:53:10,828 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 01:53:10,851 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 01:53:10,854 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 01:53:10,855 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 01:53:10,857 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 01:53:10,859 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 01:53:10,861 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 01:53:10,863 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 01:53:10,864 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 01:53:10,865 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 01:53:10,866 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 01:53:10,873 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 01:53:10,873 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 01:53:10,874 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 01:53:10,875 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 01:53:10,876 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 01:53:10,878 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 01:53:10,880 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 01:53:10,881 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 01:53:10,883 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 01:53:10,884 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 01:53:10,885 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 01:53:10,887 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 01:53:10,889 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 01:53:10,889 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 01:53:10,889 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 01:53:10,890 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 01:53:10,890 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 01:53:10,890 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 01:53:10,891 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 01:53:10,891 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 01:53:10,892 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 01:53:10,893 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 01:53:10,893 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 01:53:10,893 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 01:53:10,894 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 01:53:10,894 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 01:53:10,894 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 01:53:10,895 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 01:53:10,896 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-08-30 01:53:10,915 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 01:53:10,916 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 01:53:10,917 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 01:53:10,918 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 01:53:10,918 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 01:53:10,918 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 01:53:10,919 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 01:53:10,919 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 01:53:10,919 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 01:53:10,919 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 01:53:10,920 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 01:53:10,920 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 01:53:10,920 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 01:53:10,920 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 01:53:10,921 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 01:53:10,921 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 01:53:10,921 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 01:53:10,921 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 01:53:10,921 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 01:53:10,921 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 01:53:10,921 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 01:53:10,922 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 01:53:10,922 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 01:53:10,922 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 01:53:10,922 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 01:53:10,922 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 01:53:10,922 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 01:53:10,923 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:53:10,923 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 01:53:10,923 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 01:53:10,923 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 01:53:10,923 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 01:53:10,923 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 01:53:10,924 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 01:53:10,924 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 01:53:10,924 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 01:53:10,924 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 01:53:10,924 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0a03a5fc32da65217c1f578a6fea0c2c0e07a09fd6b8159429f8d1aa4c1c45a8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 01:53:11,162 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 01:53:11,182 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 01:53:11,185 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 01:53:11,186 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 01:53:11,186 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 01:53:11,187 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix056_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i [2023-08-30 01:53:12,081 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 01:53:12,279 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 01:53:12,280 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix056_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i [2023-08-30 01:53:12,298 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/16492f187/5ab1fe80597244c58d6ef0233ab8fb5c/FLAG4da4b7b20 [2023-08-30 01:53:12,314 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/16492f187/5ab1fe80597244c58d6ef0233ab8fb5c [2023-08-30 01:53:12,316 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 01:53:12,317 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 01:53:12,318 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 01:53:12,318 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 01:53:12,320 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 01:53:12,320 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:53:12" (1/1) ... [2023-08-30 01:53:12,321 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ce1d6b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:12, skipping insertion in model container [2023-08-30 01:53:12,323 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:53:12" (1/1) ... [2023-08-30 01:53:12,327 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 01:53:12,356 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 01:53:12,468 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/mix056_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i[983,996] [2023-08-30 01:53:12,627 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:53:12,640 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 01:53:12,655 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/mix056_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i[983,996] [2023-08-30 01:53:12,699 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:53:12,728 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:53:12,729 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:53:12,733 INFO L208 MainTranslator]: Completed translation [2023-08-30 01:53:12,733 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:12 WrapperNode [2023-08-30 01:53:12,734 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 01:53:12,735 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 01:53:12,735 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 01:53:12,735 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 01:53:12,739 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:12" (1/1) ... [2023-08-30 01:53:12,768 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:12" (1/1) ... [2023-08-30 01:53:12,798 INFO L138 Inliner]: procedures = 179, calls = 54, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 145 [2023-08-30 01:53:12,799 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 01:53:12,800 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 01:53:12,800 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 01:53:12,801 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 01:53:12,807 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:12" (1/1) ... [2023-08-30 01:53:12,807 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:12" (1/1) ... [2023-08-30 01:53:12,816 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:12" (1/1) ... [2023-08-30 01:53:12,817 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:12" (1/1) ... [2023-08-30 01:53:12,831 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:12" (1/1) ... [2023-08-30 01:53:12,836 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:12" (1/1) ... [2023-08-30 01:53:12,838 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:12" (1/1) ... [2023-08-30 01:53:12,842 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:12" (1/1) ... [2023-08-30 01:53:12,846 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 01:53:12,847 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 01:53:12,848 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 01:53:12,848 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 01:53:12,848 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:12" (1/1) ... [2023-08-30 01:53:12,852 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:53:12,860 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 01:53:12,871 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 01:53:12,880 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 01:53:12,903 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 01:53:12,904 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 01:53:12,904 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 01:53:12,904 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 01:53:12,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 01:53:12,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 01:53:12,904 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 01:53:12,904 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 01:53:12,904 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 01:53:12,905 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 01:53:12,905 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 01:53:12,905 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 01:53:12,905 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 01:53:12,905 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 01:53:12,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 01:53:12,906 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 01:53:13,067 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 01:53:13,068 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 01:53:13,342 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 01:53:13,445 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 01:53:13,445 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 01:53:13,447 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:53:13 BoogieIcfgContainer [2023-08-30 01:53:13,447 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 01:53:13,448 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 01:53:13,448 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 01:53:13,450 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 01:53:13,450 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 01:53:12" (1/3) ... [2023-08-30 01:53:13,450 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64e9815c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:53:13, skipping insertion in model container [2023-08-30 01:53:13,450 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:12" (2/3) ... [2023-08-30 01:53:13,451 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64e9815c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:53:13, skipping insertion in model container [2023-08-30 01:53:13,451 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:53:13" (3/3) ... [2023-08-30 01:53:13,451 INFO L112 eAbstractionObserver]: Analyzing ICFG mix056_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i [2023-08-30 01:53:13,462 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 01:53:13,462 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 9 error locations. [2023-08-30 01:53:13,462 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 01:53:13,507 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 01:53:13,512 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 01:53:13,517 INFO L158 Benchmark]: Toolchain (without parser) took 1199.07ms. Allocated memory is still 75.5MB. Free memory was 51.3MB in the beginning and 34.7MB in the end (delta: 16.6MB). Peak memory consumption was 19.6MB. Max. memory is 16.1GB. [2023-08-30 01:53:13,517 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 56.6MB. Free memory is still 34.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:53:13,518 INFO L158 Benchmark]: CACSL2BoogieTranslator took 415.95ms. Allocated memory is still 75.5MB. Free memory was 51.1MB in the beginning and 46.0MB in the end (delta: 5.1MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. [2023-08-30 01:53:13,518 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.71ms. Allocated memory is still 75.5MB. Free memory was 46.0MB in the beginning and 43.4MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 01:53:13,519 INFO L158 Benchmark]: Boogie Preprocessor took 46.79ms. Allocated memory is still 75.5MB. Free memory was 43.4MB in the beginning and 41.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:53:13,519 INFO L158 Benchmark]: RCFGBuilder took 599.38ms. Allocated memory is still 75.5MB. Free memory was 41.3MB in the beginning and 46.9MB in the end (delta: -5.6MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. [2023-08-30 01:53:13,519 INFO L158 Benchmark]: TraceAbstraction took 67.80ms. Allocated memory is still 75.5MB. Free memory was 46.1MB in the beginning and 34.7MB in the end (delta: 11.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-30 01:53:13,525 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 56.6MB. Free memory is still 34.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 415.95ms. Allocated memory is still 75.5MB. Free memory was 51.1MB in the beginning and 46.0MB in the end (delta: 5.1MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.71ms. Allocated memory is still 75.5MB. Free memory was 46.0MB in the beginning and 43.4MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.79ms. Allocated memory is still 75.5MB. Free memory was 43.4MB in the beginning and 41.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 599.38ms. Allocated memory is still 75.5MB. Free memory was 41.3MB in the beginning and 46.9MB in the end (delta: -5.6MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. * TraceAbstraction took 67.80ms. Allocated memory is still 75.5MB. Free memory was 46.1MB in the beginning and 34.7MB in the end (delta: 11.4MB). Peak memory consumption was 12.6MB. 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 01:53:13,543 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE