./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/valid-memsafety.prp --file ../../../trunk/examples/svcomp/pthread-wmm/safe007_power.opt-thin001_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/safe007_power.opt-thin001_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 6328ead9c10c029445fd051d7c6329db494c1000fb08b7313fbd69c70835e259 --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 01:54:28,371 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 01:54:28,373 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 01:54:28,417 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 01:54:28,417 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 01:54:28,418 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 01:54:28,420 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 01:54:28,421 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 01:54:28,423 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 01:54:28,425 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 01:54:28,426 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 01:54:28,428 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 01:54:28,429 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 01:54:28,433 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 01:54:28,434 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 01:54:28,435 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 01:54:28,437 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 01:54:28,438 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 01:54:28,440 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 01:54:28,443 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 01:54:28,446 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 01:54:28,449 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 01:54:28,450 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 01:54:28,450 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 01:54:28,453 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 01:54:28,453 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 01:54:28,453 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 01:54:28,455 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 01:54:28,457 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 01:54:28,457 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 01:54:28,458 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 01:54:28,459 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 01:54:28,465 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 01:54:28,466 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 01:54:28,466 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 01:54:28,467 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 01:54:28,467 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 01:54:28,467 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 01:54:28,468 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 01:54:28,468 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 01:54:28,469 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 01:54:28,471 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-08-30 01:54:28,502 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 01:54:28,502 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 01:54:28,503 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 01:54:28,504 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 01:54:28,504 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 01:54:28,505 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 01:54:28,505 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 01:54:28,505 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 01:54:28,506 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 01:54:28,506 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 01:54:28,506 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 01:54:28,507 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 01:54:28,507 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 01:54:28,507 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 01:54:28,507 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 01:54:28,507 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 01:54:28,508 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 01:54:28,508 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 01:54:28,508 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 01:54:28,508 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 01:54:28,508 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 01:54:28,509 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 01:54:28,509 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 01:54:28,509 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 01:54:28,509 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 01:54:28,509 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:54:28,510 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 01:54:28,510 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 01:54:28,510 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 01:54:28,510 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 01:54:28,510 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 01:54:28,511 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 01:54:28,511 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 01:54:28,511 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 01:54:28,511 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6328ead9c10c029445fd051d7c6329db494c1000fb08b7313fbd69c70835e259 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 01:54:28,818 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 01:54:28,841 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 01:54:28,843 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 01:54:28,844 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 01:54:28,845 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 01:54:28,846 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe007_power.opt-thin001_power.opt.i [2023-08-30 01:54:29,926 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 01:54:30,232 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 01:54:30,233 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe007_power.opt-thin001_power.opt.i [2023-08-30 01:54:30,251 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3067a29e9/905a7cf695104b0d8404375349107eea/FLAGb4e62e078 [2023-08-30 01:54:30,272 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3067a29e9/905a7cf695104b0d8404375349107eea [2023-08-30 01:54:30,275 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 01:54:30,276 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 01:54:30,278 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 01:54:30,279 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 01:54:30,281 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 01:54:30,282 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:54:30" (1/1) ... [2023-08-30 01:54:30,283 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@90adba4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:30, skipping insertion in model container [2023-08-30 01:54:30,283 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:54:30" (1/1) ... [2023-08-30 01:54:30,289 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 01:54:30,337 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 01:54:30,503 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/safe007_power.opt-thin001_power.opt.i[969,982] [2023-08-30 01:54:30,733 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:54:30,746 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 01:54:30,762 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/safe007_power.opt-thin001_power.opt.i[969,982] [2023-08-30 01:54:30,833 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:54:30,875 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:54:30,876 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:54:30,880 INFO L208 MainTranslator]: Completed translation [2023-08-30 01:54:30,881 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:30 WrapperNode [2023-08-30 01:54:30,881 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 01:54:30,881 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 01:54:30,882 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 01:54:30,882 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 01:54:30,886 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:30" (1/1) ... [2023-08-30 01:54:30,911 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:30" (1/1) ... [2023-08-30 01:54:30,940 INFO L138 Inliner]: procedures = 176, calls = 71, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 182 [2023-08-30 01:54:30,940 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 01:54:30,941 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 01:54:30,941 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 01:54:30,941 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 01:54:30,949 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:30" (1/1) ... [2023-08-30 01:54:30,949 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:30" (1/1) ... [2023-08-30 01:54:30,953 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:30" (1/1) ... [2023-08-30 01:54:30,953 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:30" (1/1) ... [2023-08-30 01:54:30,961 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:30" (1/1) ... [2023-08-30 01:54:30,964 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:30" (1/1) ... [2023-08-30 01:54:30,966 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:30" (1/1) ... [2023-08-30 01:54:30,968 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:30" (1/1) ... [2023-08-30 01:54:30,977 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 01:54:30,977 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 01:54:30,978 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 01:54:30,978 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 01:54:30,978 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:30" (1/1) ... [2023-08-30 01:54:30,990 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:54:31,003 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 01:54:31,018 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 01:54:31,045 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 01:54:31,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-30 01:54:31,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 01:54:31,060 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 01:54:31,060 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 01:54:31,060 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 01:54:31,060 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 01:54:31,061 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 01:54:31,061 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 01:54:31,061 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 01:54:31,061 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 01:54:31,061 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 01:54:31,061 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 01:54:31,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 01:54:31,068 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 01:54:31,068 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 01:54:31,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 01:54:31,069 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 01:54:31,253 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 01:54:31,258 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 01:54:31,788 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 01:54:32,286 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 01:54:32,286 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 01:54:32,288 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:54:32 BoogieIcfgContainer [2023-08-30 01:54:32,288 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 01:54:32,290 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 01:54:32,290 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 01:54:32,293 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 01:54:32,293 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 01:54:30" (1/3) ... [2023-08-30 01:54:32,294 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57f546f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:54:32, skipping insertion in model container [2023-08-30 01:54:32,294 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:30" (2/3) ... [2023-08-30 01:54:32,294 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57f546f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:54:32, skipping insertion in model container [2023-08-30 01:54:32,294 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:54:32" (3/3) ... [2023-08-30 01:54:32,295 INFO L112 eAbstractionObserver]: Analyzing ICFG safe007_power.opt-thin001_power.opt.i [2023-08-30 01:54:32,311 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 01:54:32,312 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 39 error locations. [2023-08-30 01:54:32,312 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 01:54:32,433 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 01:54:32,439 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 01:54:32,444 INFO L158 Benchmark]: Toolchain (without parser) took 2166.70ms. Allocated memory was 77.6MB in the beginning and 102.8MB in the end (delta: 25.2MB). Free memory was 54.5MB in the beginning and 54.4MB in the end (delta: 44.2kB). Peak memory consumption was 50.6MB. Max. memory is 16.1GB. [2023-08-30 01:54:32,445 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 60.8MB. Free memory was 39.0MB in the beginning and 38.9MB in the end (delta: 52.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:54:32,446 INFO L158 Benchmark]: CACSL2BoogieTranslator took 602.48ms. Allocated memory is still 77.6MB. Free memory was 54.5MB in the beginning and 50.3MB in the end (delta: 4.2MB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. [2023-08-30 01:54:32,446 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.99ms. Allocated memory is still 77.6MB. Free memory was 50.3MB in the beginning and 47.5MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:54:32,447 INFO L158 Benchmark]: Boogie Preprocessor took 35.81ms. Allocated memory is still 77.6MB. Free memory was 47.5MB in the beginning and 45.2MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:54:32,448 INFO L158 Benchmark]: RCFGBuilder took 1310.87ms. Allocated memory was 77.6MB in the beginning and 102.8MB in the end (delta: 25.2MB). Free memory was 45.2MB in the beginning and 45.2MB in the end (delta: 11.2kB). Peak memory consumption was 40.0MB. Max. memory is 16.1GB. [2023-08-30 01:54:32,449 INFO L158 Benchmark]: TraceAbstraction took 152.46ms. Allocated memory is still 102.8MB. Free memory was 44.4MB in the beginning and 54.9MB in the end (delta: -10.4MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. [2023-08-30 01:54:32,457 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 60.8MB. Free memory was 39.0MB in the beginning and 38.9MB in the end (delta: 52.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 602.48ms. Allocated memory is still 77.6MB. Free memory was 54.5MB in the beginning and 50.3MB in the end (delta: 4.2MB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.99ms. Allocated memory is still 77.6MB. Free memory was 50.3MB in the beginning and 47.5MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.81ms. Allocated memory is still 77.6MB. Free memory was 47.5MB in the beginning and 45.2MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1310.87ms. Allocated memory was 77.6MB in the beginning and 102.8MB in the end (delta: 25.2MB). Free memory was 45.2MB in the beginning and 45.2MB in the end (delta: 11.2kB). Peak memory consumption was 40.0MB. Max. memory is 16.1GB. * TraceAbstraction took 152.46ms. Allocated memory is still 102.8MB. Free memory was 44.4MB in the beginning and 54.9MB in the end (delta: -10.4MB). Peak memory consumption was 16.7MB. 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 01:54:32,475 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/safe007_power.opt-thin001_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 6328ead9c10c029445fd051d7c6329db494c1000fb08b7313fbd69c70835e259 --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 01:54:34,424 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 01:54:34,426 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 01:54:34,465 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 01:54:34,466 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 01:54:34,467 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 01:54:34,468 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 01:54:34,470 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 01:54:34,472 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 01:54:34,473 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 01:54:34,474 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 01:54:34,476 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 01:54:34,476 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 01:54:34,477 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 01:54:34,479 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 01:54:34,480 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 01:54:34,483 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 01:54:34,487 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 01:54:34,488 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 01:54:34,491 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 01:54:34,494 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 01:54:34,497 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 01:54:34,498 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 01:54:34,499 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 01:54:34,502 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 01:54:34,506 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 01:54:34,506 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 01:54:34,507 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 01:54:34,508 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 01:54:34,509 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 01:54:34,509 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 01:54:34,510 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 01:54:34,513 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 01:54:34,514 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 01:54:34,515 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 01:54:34,516 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 01:54:34,517 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 01:54:34,517 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 01:54:34,518 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 01:54:34,518 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 01:54:34,519 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 01:54:34,520 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-08-30 01:54:34,554 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 01:54:34,554 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 01:54:34,555 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 01:54:34,555 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 01:54:34,556 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 01:54:34,556 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 01:54:34,557 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 01:54:34,558 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 01:54:34,558 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 01:54:34,558 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 01:54:34,559 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 01:54:34,559 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 01:54:34,559 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 01:54:34,559 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 01:54:34,560 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 01:54:34,560 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 01:54:34,560 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 01:54:34,560 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 01:54:34,560 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 01:54:34,560 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 01:54:34,561 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 01:54:34,561 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 01:54:34,561 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 01:54:34,561 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 01:54:34,561 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 01:54:34,562 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 01:54:34,562 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 01:54:34,562 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:54:34,562 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 01:54:34,562 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 01:54:34,563 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 01:54:34,563 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 01:54:34,563 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 01:54:34,563 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 01:54:34,564 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 01:54:34,564 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 01:54:34,564 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 01:54:34,564 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6328ead9c10c029445fd051d7c6329db494c1000fb08b7313fbd69c70835e259 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 01:54:34,873 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 01:54:34,889 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 01:54:34,892 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 01:54:34,893 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 01:54:34,893 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 01:54:34,895 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe007_power.opt-thin001_power.opt.i [2023-08-30 01:54:36,101 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 01:54:36,351 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 01:54:36,352 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe007_power.opt-thin001_power.opt.i [2023-08-30 01:54:36,374 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/294c76150/9bc44f00f1a14ed7bd0981b3a649480d/FLAGa5429feac [2023-08-30 01:54:36,680 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/294c76150/9bc44f00f1a14ed7bd0981b3a649480d [2023-08-30 01:54:36,682 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 01:54:36,684 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 01:54:36,686 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 01:54:36,686 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 01:54:36,689 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 01:54:36,693 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:54:36" (1/1) ... [2023-08-30 01:54:36,695 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@377b4ff7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:36, skipping insertion in model container [2023-08-30 01:54:36,695 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:54:36" (1/1) ... [2023-08-30 01:54:36,701 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 01:54:36,748 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 01:54:36,900 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/safe007_power.opt-thin001_power.opt.i[969,982] [2023-08-30 01:54:37,093 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:54:37,107 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 01:54:37,124 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/safe007_power.opt-thin001_power.opt.i[969,982] [2023-08-30 01:54:37,194 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:54:37,237 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:54:37,237 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:54:37,243 INFO L208 MainTranslator]: Completed translation [2023-08-30 01:54:37,244 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:37 WrapperNode [2023-08-30 01:54:37,244 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 01:54:37,245 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 01:54:37,246 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 01:54:37,246 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 01:54:37,252 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:37" (1/1) ... [2023-08-30 01:54:37,297 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:37" (1/1) ... [2023-08-30 01:54:37,325 INFO L138 Inliner]: procedures = 180, calls = 71, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 183 [2023-08-30 01:54:37,326 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 01:54:37,327 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 01:54:37,328 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 01:54:37,328 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 01:54:37,335 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:37" (1/1) ... [2023-08-30 01:54:37,335 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:37" (1/1) ... [2023-08-30 01:54:37,349 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:37" (1/1) ... [2023-08-30 01:54:37,350 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:37" (1/1) ... [2023-08-30 01:54:37,362 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:37" (1/1) ... [2023-08-30 01:54:37,378 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:37" (1/1) ... [2023-08-30 01:54:37,381 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:37" (1/1) ... [2023-08-30 01:54:37,383 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:37" (1/1) ... [2023-08-30 01:54:37,391 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 01:54:37,392 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 01:54:37,398 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 01:54:37,398 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 01:54:37,399 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:37" (1/1) ... [2023-08-30 01:54:37,404 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:54:37,415 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 01:54:37,434 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 01:54:37,461 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 01:54:37,476 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 01:54:37,476 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 01:54:37,476 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 01:54:37,477 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 01:54:37,477 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 01:54:37,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 01:54:37,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 01:54:37,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-08-30 01:54:37,477 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 01:54:37,477 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 01:54:37,478 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 01:54:37,478 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 01:54:37,478 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 01:54:37,478 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 01:54:37,478 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 01:54:37,478 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 01:54:37,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 01:54:37,480 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 01:54:37,708 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 01:54:37,710 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 01:54:38,341 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 01:54:38,893 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 01:54:38,893 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 01:54:38,895 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:54:38 BoogieIcfgContainer [2023-08-30 01:54:38,895 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 01:54:38,896 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 01:54:38,897 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 01:54:38,899 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 01:54:38,899 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 01:54:36" (1/3) ... [2023-08-30 01:54:38,900 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4aff71f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:54:38, skipping insertion in model container [2023-08-30 01:54:38,900 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:54:37" (2/3) ... [2023-08-30 01:54:38,900 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4aff71f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:54:38, skipping insertion in model container [2023-08-30 01:54:38,900 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:54:38" (3/3) ... [2023-08-30 01:54:38,902 INFO L112 eAbstractionObserver]: Analyzing ICFG safe007_power.opt-thin001_power.opt.i [2023-08-30 01:54:38,918 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 01:54:38,918 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 39 error locations. [2023-08-30 01:54:38,918 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 01:54:39,062 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 01:54:39,068 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 01:54:39,074 INFO L158 Benchmark]: Toolchain (without parser) took 2389.05ms. Allocated memory was 67.1MB in the beginning and 98.6MB in the end (delta: 31.5MB). Free memory was 34.2MB in the beginning and 46.5MB in the end (delta: -12.3MB). Peak memory consumption was 38.4MB. Max. memory is 16.1GB. [2023-08-30 01:54:39,074 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 54.5MB. Free memory is still 32.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:54:39,075 INFO L158 Benchmark]: CACSL2BoogieTranslator took 558.37ms. Allocated memory is still 67.1MB. Free memory was 34.1MB in the beginning and 40.8MB in the end (delta: -6.7MB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB. [2023-08-30 01:54:39,076 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.22ms. Allocated memory is still 67.1MB. Free memory was 40.5MB in the beginning and 37.9MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:54:39,076 INFO L158 Benchmark]: Boogie Preprocessor took 63.97ms. Allocated memory is still 67.1MB. Free memory was 37.9MB in the beginning and 35.6MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:54:39,077 INFO L158 Benchmark]: RCFGBuilder took 1503.20ms. Allocated memory was 67.1MB in the beginning and 98.6MB in the end (delta: 31.5MB). Free memory was 35.3MB in the beginning and 47.1MB in the end (delta: -11.8MB). Peak memory consumption was 26.4MB. Max. memory is 16.1GB. [2023-08-30 01:54:39,078 INFO L158 Benchmark]: TraceAbstraction took 175.78ms. Allocated memory is still 98.6MB. Free memory was 46.3MB in the beginning and 46.5MB in the end (delta: -142.6kB). Peak memory consumption was 20.3MB. Max. memory is 16.1GB. [2023-08-30 01:54:39,085 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 54.5MB. Free memory is still 32.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 558.37ms. Allocated memory is still 67.1MB. Free memory was 34.1MB in the beginning and 40.8MB in the end (delta: -6.7MB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.22ms. Allocated memory is still 67.1MB. Free memory was 40.5MB in the beginning and 37.9MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 63.97ms. Allocated memory is still 67.1MB. Free memory was 37.9MB in the beginning and 35.6MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1503.20ms. Allocated memory was 67.1MB in the beginning and 98.6MB in the end (delta: 31.5MB). Free memory was 35.3MB in the beginning and 47.1MB in the end (delta: -11.8MB). Peak memory consumption was 26.4MB. Max. memory is 16.1GB. * TraceAbstraction took 175.78ms. Allocated memory is still 98.6MB. Free memory was 46.3MB in the beginning and 46.5MB in the end (delta: -142.6kB). Peak memory consumption was 20.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 01:54:39,112 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