./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-overflow.prp --file ../../../trunk/examples/svcomp/pthread-wmm/safe019_power.opt.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b8dbc81d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe019_power.opt.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-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 ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 57c8b47d74ada5c94291d16aafebbb644062493fff61510a323122bcd88ba5b1 --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 12:23:49,904 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:23:49,906 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:23:49,952 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:23:49,952 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:23:49,955 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:23:49,957 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:23:49,959 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:23:49,961 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:23:49,965 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:23:49,966 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:23:49,969 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:23:49,969 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:23:49,971 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:23:49,972 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:23:49,978 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:23:49,979 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:23:49,979 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:23:49,980 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:23:49,981 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:23:49,988 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:23:49,991 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:23:49,992 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:23:49,993 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:23:49,995 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:23:49,999 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:23:49,999 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:23:50,000 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:23:50,002 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:23:50,002 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:23:50,003 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:23:50,004 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:23:50,004 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:23:50,005 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:23:50,007 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:23:50,007 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:23:50,008 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:23:50,008 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:23:50,008 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:23:50,009 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:23:50,009 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:23:50,011 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-08-30 12:23:50,043 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:23:50,044 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:23:50,045 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:23:50,045 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:23:50,046 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:23:50,046 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:23:50,047 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:23:50,047 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:23:50,047 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:23:50,047 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:23:50,048 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:23:50,048 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:23:50,049 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 12:23:50,049 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:23:50,049 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:23:50,049 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:23:50,049 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:23:50,049 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:23:50,050 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:23:50,050 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:23:50,050 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:23:50,050 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:23:50,050 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:23:50,051 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:23:50,051 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:23:50,051 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:23:50,051 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:23:50,051 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:23:50,052 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:23:50,052 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:23:50,052 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 12:23:50,052 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 12:23:50,052 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:23:50,053 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:23:50,053 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:23:50,053 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:23:50,053 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:23:50,053 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 57c8b47d74ada5c94291d16aafebbb644062493fff61510a323122bcd88ba5b1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:23:50,328 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:23:50,344 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:23:50,347 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:23:50,348 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:23:50,348 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:23:50,349 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe019_power.opt.i [2023-08-30 12:23:51,490 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:23:51,707 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:23:51,708 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe019_power.opt.i [2023-08-30 12:23:51,723 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a8ac8de6/43e7fa2fe3b241c58f01104669af4b6c/FLAGb71cf0ee1 [2023-08-30 12:23:51,736 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a8ac8de6/43e7fa2fe3b241c58f01104669af4b6c [2023-08-30 12:23:51,739 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:23:51,740 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:23:51,741 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:23:51,741 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:23:51,744 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:23:51,745 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:23:51" (1/1) ... [2023-08-30 12:23:51,746 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ac6ee7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:51, skipping insertion in model container [2023-08-30 12:23:51,746 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:23:51" (1/1) ... [2023-08-30 12:23:51,752 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:23:51,829 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:23:52,008 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe019_power.opt.i[994,1007] [2023-08-30 12:23:52,247 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:23:52,257 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:23:52,267 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/safe019_power.opt.i[994,1007] [2023-08-30 12:23:52,314 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:23:52,349 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:23:52,350 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:23:52,355 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:23:52,356 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:52 WrapperNode [2023-08-30 12:23:52,356 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:23:52,357 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:23:52,357 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:23:52,357 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:23:52,363 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:52" (1/1) ... [2023-08-30 12:23:52,392 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:52" (1/1) ... [2023-08-30 12:23:52,422 INFO L138 Inliner]: procedures = 177, calls = 88, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 196 [2023-08-30 12:23:52,422 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:23:52,423 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:23:52,423 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:23:52,423 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:23:52,430 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:52" (1/1) ... [2023-08-30 12:23:52,431 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:52" (1/1) ... [2023-08-30 12:23:52,434 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:52" (1/1) ... [2023-08-30 12:23:52,435 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:52" (1/1) ... [2023-08-30 12:23:52,444 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:52" (1/1) ... [2023-08-30 12:23:52,446 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:52" (1/1) ... [2023-08-30 12:23:52,449 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:52" (1/1) ... [2023-08-30 12:23:52,451 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:52" (1/1) ... [2023-08-30 12:23:52,465 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:23:52,466 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:23:52,467 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:23:52,467 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:23:52,467 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:52" (1/1) ... [2023-08-30 12:23:52,472 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:23:52,485 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:23:52,496 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 12:23:52,505 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 12:23:52,528 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-30 12:23:52,528 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 12:23:52,528 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 12:23:52,528 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:23:52,528 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:23:52,529 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:23:52,529 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 12:23:52,529 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 12:23:52,529 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 12:23:52,529 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 12:23:52,529 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 12:23:52,529 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 12:23:52,529 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-08-30 12:23:52,530 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-08-30 12:23:52,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 12:23:52,530 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 12:23:52,530 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:23:52,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:23:52,531 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 12:23:52,724 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:23:52,726 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:23:53,287 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:23:53,587 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:23:53,588 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 12:23:53,590 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:23:53 BoogieIcfgContainer [2023-08-30 12:23:53,590 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:23:53,592 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:23:53,592 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:23:53,595 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:23:53,595 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:23:51" (1/3) ... [2023-08-30 12:23:53,596 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f5d0735 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:23:53, skipping insertion in model container [2023-08-30 12:23:53,596 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:52" (2/3) ... [2023-08-30 12:23:53,597 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f5d0735 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:23:53, skipping insertion in model container [2023-08-30 12:23:53,597 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:23:53" (3/3) ... [2023-08-30 12:23:53,598 INFO L112 eAbstractionObserver]: Analyzing ICFG safe019_power.opt.i [2023-08-30 12:23:53,606 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:23:53,614 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:23:53,614 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2023-08-30 12:23:53,614 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:23:53,695 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 12:23:53,701 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 12:23:53,707 INFO L158 Benchmark]: Toolchain (without parser) took 1966.17ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 40.9MB in the beginning and 37.5MB in the end (delta: 3.4MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. [2023-08-30 12:23:53,708 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 56.6MB. Free memory was 34.5MB in the beginning and 34.4MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:23:53,709 INFO L158 Benchmark]: CACSL2BoogieTranslator took 615.10ms. Allocated memory is still 69.2MB. Free memory was 40.8MB in the beginning and 32.2MB in the end (delta: 8.6MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. [2023-08-30 12:23:53,709 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.27ms. Allocated memory is still 69.2MB. Free memory was 32.2MB in the beginning and 29.4MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:23:53,710 INFO L158 Benchmark]: Boogie Preprocessor took 42.92ms. Allocated memory is still 69.2MB. Free memory was 29.4MB in the beginning and 47.7MB in the end (delta: -18.3MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. [2023-08-30 12:23:53,711 INFO L158 Benchmark]: RCFGBuilder took 1123.81ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 47.7MB in the beginning and 54.9MB in the end (delta: -7.2MB). Peak memory consumption was 32.7MB. Max. memory is 16.1GB. [2023-08-30 12:23:53,712 INFO L158 Benchmark]: TraceAbstraction took 113.26ms. Allocated memory is still 83.9MB. Free memory was 54.4MB in the beginning and 37.5MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-08-30 12:23:53,720 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 56.6MB. Free memory was 34.5MB in the beginning and 34.4MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 615.10ms. Allocated memory is still 69.2MB. Free memory was 40.8MB in the beginning and 32.2MB in the end (delta: 8.6MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.27ms. Allocated memory is still 69.2MB. Free memory was 32.2MB in the beginning and 29.4MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.92ms. Allocated memory is still 69.2MB. Free memory was 29.4MB in the beginning and 47.7MB in the end (delta: -18.3MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1123.81ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 47.7MB in the beginning and 54.9MB in the end (delta: -7.2MB). Peak memory consumption was 32.7MB. Max. memory is 16.1GB. * TraceAbstraction took 113.26ms. Allocated memory is still 83.9MB. Free memory was 54.4MB in the beginning and 37.5MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. 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 12:23:53,749 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe019_power.opt.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-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 ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 57c8b47d74ada5c94291d16aafebbb644062493fff61510a323122bcd88ba5b1 --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 12:23:55,592 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:23:55,595 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:23:55,638 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:23:55,640 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:23:55,643 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:23:55,645 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:23:55,647 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:23:55,649 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:23:55,653 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:23:55,654 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:23:55,656 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:23:55,656 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:23:55,658 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:23:55,659 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:23:55,664 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:23:55,665 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:23:55,666 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:23:55,668 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:23:55,672 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:23:55,680 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:23:55,681 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:23:55,682 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:23:55,683 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:23:55,689 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:23:55,690 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:23:55,690 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:23:55,692 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:23:55,692 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:23:55,693 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:23:55,693 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:23:55,699 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:23:55,701 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:23:55,702 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:23:55,703 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:23:55,703 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:23:55,703 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:23:55,704 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:23:55,704 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:23:55,706 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:23:55,707 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:23:55,708 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf [2023-08-30 12:23:55,740 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:23:55,741 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:23:55,742 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:23:55,742 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:23:55,743 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:23:55,743 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:23:55,744 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:23:55,744 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:23:55,744 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:23:55,744 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:23:55,745 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:23:55,745 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:23:55,746 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:23:55,746 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:23:55,746 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:23:55,746 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:23:55,746 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:23:55,747 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 12:23:55,747 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 12:23:55,747 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:23:55,747 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 12:23:55,747 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:23:55,748 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:23:55,748 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:23:55,748 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:23:55,748 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:23:55,749 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:23:55,749 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:23:55,749 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:23:55,749 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:23:55,750 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:23:55,750 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:23:55,750 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 12:23:55,750 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 12:23:55,751 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:23:55,751 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:23:55,751 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:23:55,751 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:23:55,751 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 12:23:55,752 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:23:55,752 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 57c8b47d74ada5c94291d16aafebbb644062493fff61510a323122bcd88ba5b1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:23:56,070 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:23:56,096 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:23:56,098 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:23:56,099 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:23:56,099 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:23:56,100 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe019_power.opt.i [2023-08-30 12:23:57,248 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:23:57,522 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:23:57,523 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe019_power.opt.i [2023-08-30 12:23:57,534 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/308c469e6/9f3e8cecfd9940e89572f04411fdd7a7/FLAGb9d8c3acd [2023-08-30 12:23:57,548 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/308c469e6/9f3e8cecfd9940e89572f04411fdd7a7 [2023-08-30 12:23:57,550 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:23:57,551 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:23:57,552 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:23:57,553 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:23:57,555 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:23:57,556 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:23:57" (1/1) ... [2023-08-30 12:23:57,557 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34f33415 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:57, skipping insertion in model container [2023-08-30 12:23:57,557 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:23:57" (1/1) ... [2023-08-30 12:23:57,562 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:23:57,598 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:23:57,744 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/safe019_power.opt.i[994,1007] [2023-08-30 12:23:57,959 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:23:57,978 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:23:57,990 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/safe019_power.opt.i[994,1007] [2023-08-30 12:23:58,053 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:23:58,095 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:23:58,096 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:23:58,102 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:23:58,102 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:58 WrapperNode [2023-08-30 12:23:58,102 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:23:58,104 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:23:58,104 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:23:58,104 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:23:58,120 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:58" (1/1) ... [2023-08-30 12:23:58,148 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:58" (1/1) ... [2023-08-30 12:23:58,187 INFO L138 Inliner]: procedures = 181, calls = 88, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 197 [2023-08-30 12:23:58,188 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:23:58,188 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:23:58,189 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:23:58,189 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:23:58,197 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:58" (1/1) ... [2023-08-30 12:23:58,198 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:58" (1/1) ... [2023-08-30 12:23:58,214 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:58" (1/1) ... [2023-08-30 12:23:58,215 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:58" (1/1) ... [2023-08-30 12:23:58,228 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:58" (1/1) ... [2023-08-30 12:23:58,231 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:58" (1/1) ... [2023-08-30 12:23:58,235 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:58" (1/1) ... [2023-08-30 12:23:58,237 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:58" (1/1) ... [2023-08-30 12:23:58,242 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:23:58,243 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:23:58,243 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:23:58,243 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:23:58,244 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:58" (1/1) ... [2023-08-30 12:23:58,251 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:23:58,273 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:23:58,285 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 12:23:58,306 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 12:23:58,316 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 12:23:58,316 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 12:23:58,317 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:23:58,317 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:23:58,317 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:23:58,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 12:23:58,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 12:23:58,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-08-30 12:23:58,317 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 12:23:58,318 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 12:23:58,318 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 12:23:58,318 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 12:23:58,318 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 12:23:58,318 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 12:23:58,318 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-08-30 12:23:58,319 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-08-30 12:23:58,319 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 12:23:58,319 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:23:58,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:23:58,321 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 12:23:58,560 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:23:58,562 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:23:59,111 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:23:59,449 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:23:59,449 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 12:23:59,451 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:23:59 BoogieIcfgContainer [2023-08-30 12:23:59,451 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:23:59,454 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:23:59,454 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:23:59,457 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:23:59,457 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:23:57" (1/3) ... [2023-08-30 12:23:59,458 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@516f8e50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:23:59, skipping insertion in model container [2023-08-30 12:23:59,460 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:58" (2/3) ... [2023-08-30 12:23:59,460 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@516f8e50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:23:59, skipping insertion in model container [2023-08-30 12:23:59,461 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:23:59" (3/3) ... [2023-08-30 12:23:59,462 INFO L112 eAbstractionObserver]: Analyzing ICFG safe019_power.opt.i [2023-08-30 12:23:59,470 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:23:59,478 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:23:59,479 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2023-08-30 12:23:59,479 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:23:59,570 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 12:23:59,576 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 12:23:59,582 INFO L158 Benchmark]: Toolchain (without parser) took 2029.92ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 40.5MB in the beginning and 32.2MB in the end (delta: 8.3MB). Peak memory consumption was 22.7MB. Max. memory is 16.1GB. [2023-08-30 12:23:59,583 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 56.6MB. Free memory was 34.7MB in the beginning and 34.6MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:23:59,583 INFO L158 Benchmark]: CACSL2BoogieTranslator took 550.83ms. Allocated memory is still 69.2MB. Free memory was 40.3MB in the beginning and 29.8MB in the end (delta: 10.5MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. [2023-08-30 12:23:59,584 INFO L158 Benchmark]: Boogie Procedure Inliner took 84.23ms. Allocated memory is still 69.2MB. Free memory was 29.8MB in the beginning and 46.5MB in the end (delta: -16.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 12:23:59,585 INFO L158 Benchmark]: Boogie Preprocessor took 54.00ms. Allocated memory is still 69.2MB. Free memory was 46.5MB in the beginning and 43.1MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:23:59,586 INFO L158 Benchmark]: RCFGBuilder took 1208.44ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 43.1MB in the beginning and 54.3MB in the end (delta: -11.2MB). Peak memory consumption was 28.9MB. Max. memory is 16.1GB. [2023-08-30 12:23:59,587 INFO L158 Benchmark]: TraceAbstraction took 126.65ms. Allocated memory is still 83.9MB. Free memory was 53.3MB in the beginning and 32.2MB in the end (delta: 21.1MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-08-30 12:23:59,595 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 56.6MB. Free memory was 34.7MB in the beginning and 34.6MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 550.83ms. Allocated memory is still 69.2MB. Free memory was 40.3MB in the beginning and 29.8MB in the end (delta: 10.5MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 84.23ms. Allocated memory is still 69.2MB. Free memory was 29.8MB in the beginning and 46.5MB in the end (delta: -16.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.00ms. Allocated memory is still 69.2MB. Free memory was 46.5MB in the beginning and 43.1MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1208.44ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 43.1MB in the beginning and 54.3MB in the end (delta: -11.2MB). Peak memory consumption was 28.9MB. Max. memory is 16.1GB. * TraceAbstraction took 126.65ms. Allocated memory is still 83.9MB. Free memory was 53.3MB in the beginning and 32.2MB in the end (delta: 21.1MB). 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 12:23:59,624 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