./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-overflow.prp --file ../../../trunk/examples/svcomp/pthread-wmm/safe002_power.oepc.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/safe002_power.oepc.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 7a9379df521a7077d18fd2276dc35da388f77854d23421e689a681d711c31769 --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 12:22:15,445 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:22:15,447 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:22:15,492 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:22:15,493 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:22:15,496 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:22:15,498 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:22:15,501 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:22:15,503 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:22:15,508 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:22:15,509 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:22:15,512 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:22:15,512 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:22:15,514 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:22:15,515 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:22:15,519 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:22:15,523 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:22:15,523 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:22:15,525 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:22:15,527 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:22:15,531 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:22:15,532 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:22:15,533 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:22:15,533 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:22:15,536 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:22:15,538 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:22:15,538 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:22:15,540 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:22:15,540 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:22:15,541 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:22:15,541 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:22:15,543 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:22:15,544 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:22:15,545 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:22:15,546 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:22:15,546 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:22:15,547 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:22:15,547 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:22:15,547 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:22:15,548 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:22:15,548 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:22:15,550 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-08-30 12:22:15,582 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:22:15,582 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:22:15,583 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:22:15,584 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:22:15,584 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:22:15,585 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:22:15,585 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:22:15,585 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:22:15,585 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:22:15,586 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:22:15,586 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:22:15,587 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:22:15,587 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 12:22:15,587 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:22:15,587 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:22:15,587 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:22:15,588 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:22:15,588 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:22:15,588 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:22:15,588 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:22:15,588 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:22:15,589 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:22:15,589 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:22:15,589 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:22:15,589 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:22:15,589 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:22:15,590 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:22:15,590 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:22:15,590 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:22:15,590 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:22:15,590 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 12:22:15,591 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 12:22:15,591 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:22:15,591 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:22:15,591 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:22:15,591 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:22:15,592 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:22:15,592 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7a9379df521a7077d18fd2276dc35da388f77854d23421e689a681d711c31769 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:22:15,892 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:22:15,910 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:22:15,913 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:22:15,913 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:22:15,914 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:22:15,915 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe002_power.oepc.i [2023-08-30 12:22:17,010 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:22:17,341 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:22:17,345 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe002_power.oepc.i [2023-08-30 12:22:17,363 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa8875579/9db3a3e9c74941189be43e93e8b9bcfc/FLAG17342a7b7 [2023-08-30 12:22:17,375 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa8875579/9db3a3e9c74941189be43e93e8b9bcfc [2023-08-30 12:22:17,377 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:22:17,378 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:22:17,379 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:22:17,379 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:22:17,382 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:22:17,382 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:22:17" (1/1) ... [2023-08-30 12:22:17,383 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a88b4a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:17, skipping insertion in model container [2023-08-30 12:22:17,384 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:22:17" (1/1) ... [2023-08-30 12:22:17,389 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:22:17,450 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:22:17,601 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/safe002_power.oepc.i[995,1008] [2023-08-30 12:22:17,804 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:22:17,820 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:22:17,829 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/safe002_power.oepc.i[995,1008] [2023-08-30 12:22:17,884 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:22:17,911 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:22:17,911 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:22:17,917 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:22:17,917 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:17 WrapperNode [2023-08-30 12:22:17,917 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:22:17,918 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:22:17,918 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:22:17,918 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:22:17,923 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:17" (1/1) ... [2023-08-30 12:22:17,938 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:17" (1/1) ... [2023-08-30 12:22:17,959 INFO L138 Inliner]: procedures = 176, calls = 84, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 170 [2023-08-30 12:22:17,960 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:22:17,960 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:22:17,960 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:22:17,961 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:22:17,967 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:17" (1/1) ... [2023-08-30 12:22:17,968 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:17" (1/1) ... [2023-08-30 12:22:17,977 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:17" (1/1) ... [2023-08-30 12:22:17,978 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:17" (1/1) ... [2023-08-30 12:22:17,987 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:17" (1/1) ... [2023-08-30 12:22:17,990 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:17" (1/1) ... [2023-08-30 12:22:17,992 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:17" (1/1) ... [2023-08-30 12:22:17,994 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:17" (1/1) ... [2023-08-30 12:22:18,012 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:22:18,013 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:22:18,013 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:22:18,013 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:22:18,014 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:17" (1/1) ... [2023-08-30 12:22:18,018 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:22:18,030 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:22:18,044 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 12:22:18,054 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 12:22:18,079 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-30 12:22:18,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 12:22:18,079 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 12:22:18,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:22:18,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:22:18,079 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:22:18,079 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 12:22:18,079 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 12:22:18,080 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 12:22:18,080 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 12:22:18,080 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 12:22:18,080 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 12:22:18,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 12:22:18,080 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 12:22:18,080 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:22:18,081 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:22:18,082 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 12:22:18,280 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:22:18,282 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:22:18,809 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:22:19,103 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:22:19,103 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 12:22:19,105 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:22:19 BoogieIcfgContainer [2023-08-30 12:22:19,105 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:22:19,107 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:22:19,107 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:22:19,110 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:22:19,110 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:22:17" (1/3) ... [2023-08-30 12:22:19,111 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75c89218 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:22:19, skipping insertion in model container [2023-08-30 12:22:19,111 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:17" (2/3) ... [2023-08-30 12:22:19,111 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75c89218 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:22:19, skipping insertion in model container [2023-08-30 12:22:19,111 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:22:19" (3/3) ... [2023-08-30 12:22:19,112 INFO L112 eAbstractionObserver]: Analyzing ICFG safe002_power.oepc.i [2023-08-30 12:22:19,119 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:22:19,127 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:22:19,127 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2023-08-30 12:22:19,127 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:22:19,199 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 12:22:19,204 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 12:22:19,209 INFO L158 Benchmark]: Toolchain (without parser) took 1830.19ms. Allocated memory was 79.7MB in the beginning and 96.5MB in the end (delta: 16.8MB). Free memory was 54.7MB in the beginning and 63.2MB in the end (delta: -8.5MB). Peak memory consumption was 41.1MB. Max. memory is 16.1GB. [2023-08-30 12:22:19,210 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 60.8MB. Free memory is still 38.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:22:19,210 INFO L158 Benchmark]: CACSL2BoogieTranslator took 538.42ms. Allocated memory is still 79.7MB. Free memory was 54.4MB in the beginning and 50.1MB in the end (delta: 4.3MB). Peak memory consumption was 24.5MB. Max. memory is 16.1GB. [2023-08-30 12:22:19,211 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.75ms. Allocated memory is still 79.7MB. Free memory was 49.9MB in the beginning and 47.0MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 12:22:19,212 INFO L158 Benchmark]: Boogie Preprocessor took 52.17ms. Allocated memory is still 79.7MB. Free memory was 47.0MB in the beginning and 44.6MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:22:19,213 INFO L158 Benchmark]: RCFGBuilder took 1092.41ms. Allocated memory was 79.7MB in the beginning and 96.5MB in the end (delta: 16.8MB). Free memory was 44.6MB in the beginning and 44.5MB in the end (delta: 26.8kB). Peak memory consumption was 28.2MB. Max. memory is 16.1GB. [2023-08-30 12:22:19,213 INFO L158 Benchmark]: TraceAbstraction took 100.37ms. Allocated memory is still 96.5MB. Free memory was 43.9MB in the beginning and 63.2MB in the end (delta: -19.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-30 12:22:19,220 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 60.8MB. Free memory is still 38.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 538.42ms. Allocated memory is still 79.7MB. Free memory was 54.4MB in the beginning and 50.1MB in the end (delta: 4.3MB). Peak memory consumption was 24.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.75ms. Allocated memory is still 79.7MB. Free memory was 49.9MB in the beginning and 47.0MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.17ms. Allocated memory is still 79.7MB. Free memory was 47.0MB in the beginning and 44.6MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1092.41ms. Allocated memory was 79.7MB in the beginning and 96.5MB in the end (delta: 16.8MB). Free memory was 44.6MB in the beginning and 44.5MB in the end (delta: 26.8kB). Peak memory consumption was 28.2MB. Max. memory is 16.1GB. * TraceAbstraction took 100.37ms. Allocated memory is still 96.5MB. Free memory was 43.9MB in the beginning and 63.2MB in the end (delta: -19.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 12:22:19,245 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe002_power.oepc.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 7a9379df521a7077d18fd2276dc35da388f77854d23421e689a681d711c31769 --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 12:22:21,020 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:22:21,023 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:22:21,048 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:22:21,049 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:22:21,050 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:22:21,051 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:22:21,052 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:22:21,053 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:22:21,054 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:22:21,055 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:22:21,056 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:22:21,056 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:22:21,057 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:22:21,058 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:22:21,059 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:22:21,059 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:22:21,060 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:22:21,062 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:22:21,063 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:22:21,065 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:22:21,069 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:22:21,071 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:22:21,073 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:22:21,083 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:22:21,087 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:22:21,088 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:22:21,089 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:22:21,089 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:22:21,091 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:22:21,092 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:22:21,092 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:22:21,094 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:22:21,095 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:22:21,096 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:22:21,096 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:22:21,097 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:22:21,097 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:22:21,097 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:22:21,098 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:22:21,098 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:22:21,100 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf [2023-08-30 12:22:21,137 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:22:21,137 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:22:21,138 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:22:21,138 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:22:21,139 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:22:21,139 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:22:21,140 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:22:21,140 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:22:21,140 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:22:21,140 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:22:21,141 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:22:21,141 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:22:21,141 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:22:21,141 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:22:21,142 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:22:21,142 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:22:21,142 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:22:21,142 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 12:22:21,142 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 12:22:21,142 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:22:21,143 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 12:22:21,143 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:22:21,143 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:22:21,143 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:22:21,143 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:22:21,143 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:22:21,144 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:22:21,144 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:22:21,144 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:22:21,144 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:22:21,144 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:22:21,144 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:22:21,145 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 12:22:21,145 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 12:22:21,145 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:22:21,145 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:22:21,145 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:22:21,146 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:22:21,146 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 12:22:21,146 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:22:21,146 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7a9379df521a7077d18fd2276dc35da388f77854d23421e689a681d711c31769 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:22:21,439 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:22:21,460 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:22:21,462 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:22:21,463 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:22:21,463 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:22:21,464 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe002_power.oepc.i [2023-08-30 12:22:22,494 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:22:22,794 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:22:22,795 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe002_power.oepc.i [2023-08-30 12:22:22,819 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52464e297/f2cb69e99b0f4f8285d0edf60bd68b1b/FLAG32024bee0 [2023-08-30 12:22:22,840 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52464e297/f2cb69e99b0f4f8285d0edf60bd68b1b [2023-08-30 12:22:22,842 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:22:22,843 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:22:22,845 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:22:22,845 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:22:22,848 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:22:22,848 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:22:22" (1/1) ... [2023-08-30 12:22:22,849 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d512139 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:22, skipping insertion in model container [2023-08-30 12:22:22,849 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:22:22" (1/1) ... [2023-08-30 12:22:22,855 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:22:22,906 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:22:23,062 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/safe002_power.oepc.i[995,1008] [2023-08-30 12:22:23,266 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:22:23,277 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:22:23,286 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/safe002_power.oepc.i[995,1008] [2023-08-30 12:22:23,393 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:22:23,432 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:22:23,432 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:22:23,438 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:22:23,438 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:23 WrapperNode [2023-08-30 12:22:23,439 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:22:23,440 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:22:23,440 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:22:23,440 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:22:23,445 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:23" (1/1) ... [2023-08-30 12:22:23,477 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:23" (1/1) ... [2023-08-30 12:22:23,512 INFO L138 Inliner]: procedures = 180, calls = 84, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 171 [2023-08-30 12:22:23,512 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:22:23,513 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:22:23,513 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:22:23,513 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:22:23,520 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:23" (1/1) ... [2023-08-30 12:22:23,521 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:23" (1/1) ... [2023-08-30 12:22:23,525 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:23" (1/1) ... [2023-08-30 12:22:23,525 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:23" (1/1) ... [2023-08-30 12:22:23,537 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:23" (1/1) ... [2023-08-30 12:22:23,539 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:23" (1/1) ... [2023-08-30 12:22:23,543 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:23" (1/1) ... [2023-08-30 12:22:23,544 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:23" (1/1) ... [2023-08-30 12:22:23,549 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:22:23,550 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:22:23,550 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:22:23,550 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:22:23,551 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:23" (1/1) ... [2023-08-30 12:22:23,555 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:22:23,565 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:22:23,576 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 12:22:23,601 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 12:22:23,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 12:22:23,613 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 12:22:23,613 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:22:23,613 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:22:23,613 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:22:23,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 12:22:23,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 12:22:23,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-08-30 12:22:23,614 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 12:22:23,614 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 12:22:23,614 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 12:22:23,615 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 12:22:23,615 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 12:22:23,615 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 12:22:23,615 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 12:22:23,615 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:22:23,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:22:23,617 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 12:22:23,805 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:22:23,806 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:22:24,376 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:22:24,696 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:22:24,696 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 12:22:24,698 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:22:24 BoogieIcfgContainer [2023-08-30 12:22:24,699 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:22:24,701 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:22:24,701 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:22:24,703 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:22:24,704 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:22:22" (1/3) ... [2023-08-30 12:22:24,704 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a64e055 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:22:24, skipping insertion in model container [2023-08-30 12:22:24,704 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:23" (2/3) ... [2023-08-30 12:22:24,706 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a64e055 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:22:24, skipping insertion in model container [2023-08-30 12:22:24,707 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:22:24" (3/3) ... [2023-08-30 12:22:24,708 INFO L112 eAbstractionObserver]: Analyzing ICFG safe002_power.oepc.i [2023-08-30 12:22:24,715 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:22:24,722 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:22:24,723 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2023-08-30 12:22:24,723 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:22:24,791 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 12:22:24,796 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 12:22:24,801 INFO L158 Benchmark]: Toolchain (without parser) took 1957.57ms. Allocated memory was 79.7MB in the beginning and 98.6MB in the end (delta: 18.9MB). Free memory was 55.6MB in the beginning and 38.2MB in the end (delta: 17.4MB). Peak memory consumption was 39.0MB. Max. memory is 16.1GB. [2023-08-30 12:22:24,802 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 65.0MB. Free memory is still 43.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:22:24,802 INFO L158 Benchmark]: CACSL2BoogieTranslator took 594.00ms. Allocated memory is still 79.7MB. Free memory was 55.6MB in the beginning and 49.2MB in the end (delta: 6.4MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. [2023-08-30 12:22:24,803 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.86ms. Allocated memory is still 79.7MB. Free memory was 49.2MB in the beginning and 46.2MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:22:24,804 INFO L158 Benchmark]: Boogie Preprocessor took 36.18ms. Allocated memory is still 79.7MB. Free memory was 46.2MB in the beginning and 43.0MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 12:22:24,805 INFO L158 Benchmark]: RCFGBuilder took 1148.93ms. Allocated memory was 79.7MB in the beginning and 98.6MB in the end (delta: 18.9MB). Free memory was 43.0MB in the beginning and 57.1MB in the end (delta: -14.1MB). Peak memory consumption was 30.6MB. Max. memory is 16.1GB. [2023-08-30 12:22:24,806 INFO L158 Benchmark]: TraceAbstraction took 99.04ms. Allocated memory is still 98.6MB. Free memory was 56.4MB in the beginning and 38.2MB in the end (delta: 18.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-08-30 12:22:24,814 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 65.0MB. Free memory is still 43.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 594.00ms. Allocated memory is still 79.7MB. Free memory was 55.6MB in the beginning and 49.2MB in the end (delta: 6.4MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.86ms. Allocated memory is still 79.7MB. Free memory was 49.2MB in the beginning and 46.2MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.18ms. Allocated memory is still 79.7MB. Free memory was 46.2MB in the beginning and 43.0MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1148.93ms. Allocated memory was 79.7MB in the beginning and 98.6MB in the end (delta: 18.9MB). Free memory was 43.0MB in the beginning and 57.1MB in the end (delta: -14.1MB). Peak memory consumption was 30.6MB. Max. memory is 16.1GB. * TraceAbstraction took 99.04ms. Allocated memory is still 98.6MB. Free memory was 56.4MB in the beginning and 38.2MB in the end (delta: 18.2MB). Peak memory consumption was 18.9MB. 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 12:22:24,838 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