./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/valid-memsafety.prp --file ../../../trunk/examples/svcomp/pthread-wmm/safe027_power.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/safe027_power.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 3edc5a2d9ce2881b3565fd36253c94b9cf356a0dafd043fa3f9d27823541c09b --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 01:56:13,828 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 01:56:13,830 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 01:56:13,867 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 01:56:13,868 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 01:56:13,869 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 01:56:13,870 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 01:56:13,878 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 01:56:13,880 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 01:56:13,884 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 01:56:13,885 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 01:56:13,886 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 01:56:13,887 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 01:56:13,889 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 01:56:13,890 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 01:56:13,892 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 01:56:13,893 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 01:56:13,895 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 01:56:13,898 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 01:56:13,900 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 01:56:13,902 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 01:56:13,905 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 01:56:13,906 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 01:56:13,907 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 01:56:13,913 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 01:56:13,916 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 01:56:13,916 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 01:56:13,917 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 01:56:13,918 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 01:56:13,919 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 01:56:13,920 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 01:56:13,920 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 01:56:13,922 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 01:56:13,923 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 01:56:13,924 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 01:56:13,925 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 01:56:13,925 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 01:56:13,926 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 01:56:13,926 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 01:56:13,926 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 01:56:13,927 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 01:56:13,928 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-08-30 01:56:13,958 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 01:56:13,958 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 01:56:13,959 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 01:56:13,959 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 01:56:13,960 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 01:56:13,960 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 01:56:13,961 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 01:56:13,961 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 01:56:13,961 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 01:56:13,961 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 01:56:13,962 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 01:56:13,962 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 01:56:13,963 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 01:56:13,963 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 01:56:13,963 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 01:56:13,963 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 01:56:13,963 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 01:56:13,963 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 01:56:13,964 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 01:56:13,964 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 01:56:13,964 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 01:56:13,964 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 01:56:13,965 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 01:56:13,965 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 01:56:13,965 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 01:56:13,965 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:56:13,965 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 01:56:13,966 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 01:56:13,966 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 01:56:13,966 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 01:56:13,966 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 01:56:13,966 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 01:56:13,967 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 01:56:13,967 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 01:56:13,967 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3edc5a2d9ce2881b3565fd36253c94b9cf356a0dafd043fa3f9d27823541c09b Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 01:56:14,250 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 01:56:14,271 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 01:56:14,273 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 01:56:14,274 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 01:56:14,275 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 01:56:14,276 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe027_power.opt.i [2023-08-30 01:56:15,317 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 01:56:15,576 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 01:56:15,576 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe027_power.opt.i [2023-08-30 01:56:15,589 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/964a08a18/c06a5fc9ace44898b812d4e6ae4e3364/FLAG312afafd1 [2023-08-30 01:56:15,603 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/964a08a18/c06a5fc9ace44898b812d4e6ae4e3364 [2023-08-30 01:56:15,606 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 01:56:15,607 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 01:56:15,608 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 01:56:15,608 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 01:56:15,610 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 01:56:15,611 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:56:15" (1/1) ... [2023-08-30 01:56:15,612 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69770d94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:15, skipping insertion in model container [2023-08-30 01:56:15,612 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:56:15" (1/1) ... [2023-08-30 01:56:15,618 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 01:56:15,656 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 01:56:15,783 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/safe027_power.opt.i[994,1007] [2023-08-30 01:56:15,946 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:56:15,960 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 01:56:15,975 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/safe027_power.opt.i[994,1007] [2023-08-30 01:56:16,038 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:56:16,065 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:56:16,066 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:56:16,072 INFO L208 MainTranslator]: Completed translation [2023-08-30 01:56:16,073 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:16 WrapperNode [2023-08-30 01:56:16,073 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 01:56:16,074 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 01:56:16,074 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 01:56:16,074 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 01:56:16,080 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:16" (1/1) ... [2023-08-30 01:56:16,111 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:16" (1/1) ... [2023-08-30 01:56:16,133 INFO L138 Inliner]: procedures = 177, calls = 88, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 195 [2023-08-30 01:56:16,133 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 01:56:16,134 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 01:56:16,134 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 01:56:16,134 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 01:56:16,141 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:16" (1/1) ... [2023-08-30 01:56:16,142 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:16" (1/1) ... [2023-08-30 01:56:16,145 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:16" (1/1) ... [2023-08-30 01:56:16,145 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:16" (1/1) ... [2023-08-30 01:56:16,154 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:16" (1/1) ... [2023-08-30 01:56:16,157 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:16" (1/1) ... [2023-08-30 01:56:16,159 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:16" (1/1) ... [2023-08-30 01:56:16,161 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:16" (1/1) ... [2023-08-30 01:56:16,165 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 01:56:16,165 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 01:56:16,166 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 01:56:16,166 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 01:56:16,166 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:16" (1/1) ... [2023-08-30 01:56:16,171 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:56:16,179 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 01:56:16,193 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 01:56:16,215 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 01:56:16,225 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-30 01:56:16,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 01:56:16,226 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 01:56:16,226 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 01:56:16,226 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 01:56:16,226 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 01:56:16,226 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 01:56:16,226 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 01:56:16,226 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 01:56:16,227 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 01:56:16,227 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 01:56:16,227 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 01:56:16,227 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-08-30 01:56:16,227 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-08-30 01:56:16,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 01:56:16,228 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 01:56:16,228 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 01:56:16,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 01:56:16,229 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 01:56:16,430 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 01:56:16,432 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 01:56:17,016 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 01:56:17,638 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 01:56:17,638 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 01:56:17,641 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:56:17 BoogieIcfgContainer [2023-08-30 01:56:17,641 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 01:56:17,643 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 01:56:17,643 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 01:56:17,646 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 01:56:17,646 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 01:56:15" (1/3) ... [2023-08-30 01:56:17,646 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2fcde9d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:56:17, skipping insertion in model container [2023-08-30 01:56:17,647 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:16" (2/3) ... [2023-08-30 01:56:17,647 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2fcde9d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:56:17, skipping insertion in model container [2023-08-30 01:56:17,647 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:56:17" (3/3) ... [2023-08-30 01:56:17,648 INFO L112 eAbstractionObserver]: Analyzing ICFG safe027_power.opt.i [2023-08-30 01:56:17,663 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 01:56:17,664 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 57 error locations. [2023-08-30 01:56:17,664 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 01:56:17,834 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 01:56:17,839 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 01:56:17,849 INFO L158 Benchmark]: Toolchain (without parser) took 2241.29ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 58.9MB in the beginning and 42.4MB in the end (delta: 16.6MB). Peak memory consumption was 52.5MB. Max. memory is 16.1GB. [2023-08-30 01:56:17,849 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 60.8MB. Free memory is still 38.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:56:17,850 INFO L158 Benchmark]: CACSL2BoogieTranslator took 465.26ms. Allocated memory is still 83.9MB. Free memory was 58.7MB in the beginning and 53.0MB in the end (delta: 5.7MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. [2023-08-30 01:56:17,851 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.68ms. Allocated memory is still 83.9MB. Free memory was 53.0MB in the beginning and 50.4MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:56:17,852 INFO L158 Benchmark]: Boogie Preprocessor took 30.89ms. Allocated memory is still 83.9MB. Free memory was 50.4MB in the beginning and 47.6MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 01:56:17,853 INFO L158 Benchmark]: RCFGBuilder took 1475.30ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 47.6MB in the beginning and 39.6MB in the end (delta: 8.0MB). Peak memory consumption was 34.9MB. Max. memory is 16.1GB. [2023-08-30 01:56:17,854 INFO L158 Benchmark]: TraceAbstraction took 204.01ms. Allocated memory is still 100.7MB. Free memory was 38.7MB in the beginning and 42.4MB in the end (delta: -3.6MB). Peak memory consumption was 17.0MB. Max. memory is 16.1GB. [2023-08-30 01:56:17,860 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 60.8MB. Free memory is still 38.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 465.26ms. Allocated memory is still 83.9MB. Free memory was 58.7MB in the beginning and 53.0MB in the end (delta: 5.7MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.68ms. Allocated memory is still 83.9MB. Free memory was 53.0MB in the beginning and 50.4MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.89ms. Allocated memory is still 83.9MB. Free memory was 50.4MB in the beginning and 47.6MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1475.30ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 47.6MB in the beginning and 39.6MB in the end (delta: 8.0MB). Peak memory consumption was 34.9MB. Max. memory is 16.1GB. * TraceAbstraction took 204.01ms. Allocated memory is still 100.7MB. Free memory was 38.7MB in the beginning and 42.4MB in the end (delta: -3.6MB). Peak memory consumption was 17.0MB. 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 01:56:17,884 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/safe027_power.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 3edc5a2d9ce2881b3565fd36253c94b9cf356a0dafd043fa3f9d27823541c09b --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 01:56:19,682 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 01:56:19,684 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 01:56:19,727 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 01:56:19,727 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 01:56:19,730 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 01:56:19,732 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 01:56:19,735 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 01:56:19,737 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 01:56:19,741 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 01:56:19,742 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 01:56:19,744 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 01:56:19,744 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 01:56:19,746 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 01:56:19,747 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 01:56:19,748 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 01:56:19,748 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 01:56:19,749 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 01:56:19,750 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 01:56:19,751 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 01:56:19,764 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 01:56:19,764 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 01:56:19,765 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 01:56:19,766 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 01:56:19,772 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 01:56:19,776 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 01:56:19,776 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 01:56:19,777 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 01:56:19,780 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 01:56:19,781 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 01:56:19,781 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 01:56:19,782 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 01:56:19,783 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 01:56:19,784 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 01:56:19,785 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 01:56:19,785 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 01:56:19,786 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 01:56:19,786 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 01:56:19,786 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 01:56:19,787 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 01:56:19,788 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 01:56:19,789 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-08-30 01:56:19,823 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 01:56:19,823 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 01:56:19,824 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 01:56:19,824 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 01:56:19,825 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 01:56:19,825 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 01:56:19,826 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 01:56:19,826 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 01:56:19,826 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 01:56:19,827 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 01:56:19,827 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 01:56:19,828 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 01:56:19,828 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 01:56:19,828 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 01:56:19,828 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 01:56:19,828 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 01:56:19,828 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 01:56:19,829 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 01:56:19,829 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 01:56:19,829 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 01:56:19,829 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 01:56:19,829 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 01:56:19,830 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 01:56:19,830 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 01:56:19,830 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 01:56:19,830 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 01:56:19,830 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 01:56:19,831 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:56:19,831 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 01:56:19,831 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 01:56:19,831 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 01:56:19,831 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 01:56:19,832 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 01:56:19,832 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 01:56:19,832 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 01:56:19,832 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 01:56:19,832 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 01:56:19,833 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3edc5a2d9ce2881b3565fd36253c94b9cf356a0dafd043fa3f9d27823541c09b Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 01:56:20,135 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 01:56:20,155 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 01:56:20,157 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 01:56:20,158 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 01:56:20,158 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 01:56:20,159 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe027_power.opt.i [2023-08-30 01:56:21,308 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 01:56:21,571 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 01:56:21,571 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe027_power.opt.i [2023-08-30 01:56:21,584 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bada634e7/ae6f5c9f9ee24194be9ae982dc52acdd/FLAGe9c8f1a70 [2023-08-30 01:56:21,598 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bada634e7/ae6f5c9f9ee24194be9ae982dc52acdd [2023-08-30 01:56:21,600 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 01:56:21,601 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 01:56:21,603 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 01:56:21,604 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 01:56:21,609 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 01:56:21,610 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:56:21" (1/1) ... [2023-08-30 01:56:21,611 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d61008d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:21, skipping insertion in model container [2023-08-30 01:56:21,611 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:56:21" (1/1) ... [2023-08-30 01:56:21,616 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 01:56:21,653 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 01:56:21,775 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/safe027_power.opt.i[994,1007] [2023-08-30 01:56:21,990 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:56:22,003 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 01:56:22,014 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/safe027_power.opt.i[994,1007] [2023-08-30 01:56:22,127 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:56:22,155 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:56:22,155 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:56:22,159 INFO L208 MainTranslator]: Completed translation [2023-08-30 01:56:22,160 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:22 WrapperNode [2023-08-30 01:56:22,160 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 01:56:22,161 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 01:56:22,161 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 01:56:22,161 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 01:56:22,167 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:22" (1/1) ... [2023-08-30 01:56:22,197 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:22" (1/1) ... [2023-08-30 01:56:22,229 INFO L138 Inliner]: procedures = 181, calls = 88, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 196 [2023-08-30 01:56:22,230 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 01:56:22,230 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 01:56:22,230 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 01:56:22,230 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 01:56:22,238 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:22" (1/1) ... [2023-08-30 01:56:22,238 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:22" (1/1) ... [2023-08-30 01:56:22,243 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:22" (1/1) ... [2023-08-30 01:56:22,244 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:22" (1/1) ... [2023-08-30 01:56:22,254 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:22" (1/1) ... [2023-08-30 01:56:22,256 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:22" (1/1) ... [2023-08-30 01:56:22,259 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:22" (1/1) ... [2023-08-30 01:56:22,261 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:22" (1/1) ... [2023-08-30 01:56:22,265 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 01:56:22,266 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 01:56:22,266 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 01:56:22,266 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 01:56:22,267 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:22" (1/1) ... [2023-08-30 01:56:22,272 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:56:22,301 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 01:56:22,318 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 01:56:22,338 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 01:56:22,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 01:56:22,351 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 01:56:22,352 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 01:56:22,352 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 01:56:22,352 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 01:56:22,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 01:56:22,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 01:56:22,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-08-30 01:56:22,353 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 01:56:22,353 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 01:56:22,353 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 01:56:22,353 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 01:56:22,353 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 01:56:22,353 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 01:56:22,354 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-08-30 01:56:22,354 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-08-30 01:56:22,354 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 01:56:22,354 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 01:56:22,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 01:56:22,356 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 01:56:22,552 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 01:56:22,553 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 01:56:23,231 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 01:56:23,922 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 01:56:23,923 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 01:56:23,925 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:56:23 BoogieIcfgContainer [2023-08-30 01:56:23,925 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 01:56:23,927 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 01:56:23,928 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 01:56:23,930 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 01:56:23,930 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 01:56:21" (1/3) ... [2023-08-30 01:56:23,931 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67349b04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:56:23, skipping insertion in model container [2023-08-30 01:56:23,931 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:56:22" (2/3) ... [2023-08-30 01:56:23,932 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67349b04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:56:23, skipping insertion in model container [2023-08-30 01:56:23,932 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:56:23" (3/3) ... [2023-08-30 01:56:23,933 INFO L112 eAbstractionObserver]: Analyzing ICFG safe027_power.opt.i [2023-08-30 01:56:23,948 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 01:56:23,948 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 57 error locations. [2023-08-30 01:56:23,949 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 01:56:24,145 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 01:56:24,151 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 01:56:24,156 INFO L158 Benchmark]: Toolchain (without parser) took 2553.55ms. Allocated memory was 79.7MB in the beginning and 121.6MB in the end (delta: 41.9MB). Free memory was 56.3MB in the beginning and 54.3MB in the end (delta: 2.0MB). Peak memory consumption was 59.4MB. Max. memory is 16.1GB. [2023-08-30 01:56:24,156 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 60.8MB. Free memory was 38.8MB in the beginning and 38.7MB in the end (delta: 54.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:56:24,157 INFO L158 Benchmark]: CACSL2BoogieTranslator took 556.82ms. Allocated memory is still 79.7MB. Free memory was 56.1MB in the beginning and 50.1MB in the end (delta: 6.0MB). Peak memory consumption was 21.8MB. Max. memory is 16.1GB. [2023-08-30 01:56:24,158 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.60ms. Allocated memory is still 79.7MB. Free memory was 50.1MB in the beginning and 47.3MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:56:24,158 INFO L158 Benchmark]: Boogie Preprocessor took 35.14ms. Allocated memory is still 79.7MB. Free memory was 47.3MB in the beginning and 44.3MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:56:24,159 INFO L158 Benchmark]: RCFGBuilder took 1659.59ms. Allocated memory was 79.7MB in the beginning and 121.6MB in the end (delta: 41.9MB). Free memory was 44.3MB in the beginning and 61.3MB in the end (delta: -17.0MB). Peak memory consumption was 41.8MB. Max. memory is 16.1GB. [2023-08-30 01:56:24,160 INFO L158 Benchmark]: TraceAbstraction took 226.84ms. Allocated memory is still 121.6MB. Free memory was 61.3MB in the beginning and 54.3MB in the end (delta: 7.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-08-30 01:56:24,168 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 60.8MB. Free memory was 38.8MB in the beginning and 38.7MB in the end (delta: 54.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 556.82ms. Allocated memory is still 79.7MB. Free memory was 56.1MB in the beginning and 50.1MB in the end (delta: 6.0MB). Peak memory consumption was 21.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.60ms. Allocated memory is still 79.7MB. Free memory was 50.1MB in the beginning and 47.3MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.14ms. Allocated memory is still 79.7MB. Free memory was 47.3MB in the beginning and 44.3MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1659.59ms. Allocated memory was 79.7MB in the beginning and 121.6MB in the end (delta: 41.9MB). Free memory was 44.3MB in the beginning and 61.3MB in the end (delta: -17.0MB). Peak memory consumption was 41.8MB. Max. memory is 16.1GB. * TraceAbstraction took 226.84ms. Allocated memory is still 121.6MB. Free memory was 61.3MB in the beginning and 54.3MB in the end (delta: 7.0MB). Peak memory consumption was 21.0MB. 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 01:56:24,195 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