./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-overflow.prp --file ../../../trunk/examples/svcomp/pthread-wmm/mix026_power.opt_tso.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/mix026_power.opt_tso.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 98d8aefe0e01e05845b14b6dd9685e093c9c5c7f8cc89a689bcb4822a773c420 --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 12:19:36,944 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:19:36,947 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:19:36,990 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:19:36,993 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:19:36,996 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:19:36,998 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:19:37,000 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:19:37,002 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:19:37,007 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:19:37,008 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:19:37,010 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:19:37,011 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:19:37,013 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:19:37,014 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:19:37,019 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:19:37,020 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:19:37,021 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:19:37,023 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:19:37,028 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:19:37,038 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:19:37,039 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:19:37,040 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:19:37,041 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:19:37,047 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:19:37,047 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:19:37,048 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:19:37,050 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:19:37,050 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:19:37,051 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:19:37,051 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:19:37,060 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:19:37,062 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:19:37,063 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:19:37,064 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:19:37,064 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:19:37,064 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:19:37,065 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:19:37,065 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:19:37,066 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:19:37,066 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:19:37,068 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-08-30 12:19:37,100 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:19:37,101 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:19:37,102 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:19:37,102 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:19:37,103 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:19:37,103 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:19:37,104 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:19:37,104 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:19:37,104 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:19:37,104 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:19:37,105 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:19:37,105 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:19:37,105 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 12:19:37,106 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:19:37,106 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:19:37,106 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:19:37,106 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:19:37,106 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:19:37,107 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:19:37,107 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:19:37,107 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:19:37,107 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:19:37,107 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:19:37,108 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:19:37,108 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:19:37,108 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:19:37,108 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:19:37,108 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:19:37,109 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:19:37,109 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:19:37,109 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 12:19:37,109 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 12:19:37,110 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:19:37,110 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:19:37,110 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:19:37,110 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:19:37,110 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:19:37,110 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 98d8aefe0e01e05845b14b6dd9685e093c9c5c7f8cc89a689bcb4822a773c420 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:19:37,380 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:19:37,401 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:19:37,403 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:19:37,404 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:19:37,404 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:19:37,405 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix026_power.opt_tso.opt.i [2023-08-30 12:19:38,635 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:19:38,892 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:19:38,893 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix026_power.opt_tso.opt.i [2023-08-30 12:19:38,905 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d3736629f/07cdf3e9f6bc44e6892fa730a2f58af3/FLAG2c650fbe6 [2023-08-30 12:19:38,926 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d3736629f/07cdf3e9f6bc44e6892fa730a2f58af3 [2023-08-30 12:19:38,928 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:19:38,930 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:19:38,932 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:19:38,932 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:19:38,935 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:19:38,936 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:19:38" (1/1) ... [2023-08-30 12:19:38,937 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25b55c3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:38, skipping insertion in model container [2023-08-30 12:19:38,938 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:19:38" (1/1) ... [2023-08-30 12:19:38,943 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:19:38,985 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:19:39,111 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/mix026_power.opt_tso.opt.i[1001,1014] [2023-08-30 12:19:39,315 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:19:39,329 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:19:39,340 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/mix026_power.opt_tso.opt.i[1001,1014] [2023-08-30 12:19:39,393 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:19:39,457 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:19:39,458 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:19:39,463 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:19:39,474 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:39 WrapperNode [2023-08-30 12:19:39,474 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:19:39,476 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:19:39,476 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:19:39,476 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:19:39,482 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:39" (1/1) ... [2023-08-30 12:19:39,495 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:39" (1/1) ... [2023-08-30 12:19:39,516 INFO L138 Inliner]: procedures = 177, calls = 69, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 147 [2023-08-30 12:19:39,517 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:19:39,517 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:19:39,517 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:19:39,518 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:19:39,525 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:39" (1/1) ... [2023-08-30 12:19:39,525 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:39" (1/1) ... [2023-08-30 12:19:39,528 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:39" (1/1) ... [2023-08-30 12:19:39,528 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:39" (1/1) ... [2023-08-30 12:19:39,537 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:39" (1/1) ... [2023-08-30 12:19:39,538 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:39" (1/1) ... [2023-08-30 12:19:39,540 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:39" (1/1) ... [2023-08-30 12:19:39,542 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:39" (1/1) ... [2023-08-30 12:19:39,554 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:19:39,555 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:19:39,555 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:19:39,555 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:19:39,556 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:39" (1/1) ... [2023-08-30 12:19:39,569 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:19:39,580 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:19:39,599 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 12:19:39,606 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 12:19:39,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 12:19:39,654 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 12:19:39,654 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:19:39,655 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:19:39,655 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:19:39,655 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 12:19:39,655 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 12:19:39,656 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 12:19:39,656 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 12:19:39,656 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 12:19:39,656 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 12:19:39,656 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-08-30 12:19:39,656 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-08-30 12:19:39,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 12:19:39,658 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 12:19:39,658 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:19:39,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:19:39,659 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 12:19:39,793 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:19:39,795 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:19:40,195 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:19:40,315 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:19:40,315 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 12:19:40,317 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:19:40 BoogieIcfgContainer [2023-08-30 12:19:40,318 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:19:40,320 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:19:40,320 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:19:40,323 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:19:40,323 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:19:38" (1/3) ... [2023-08-30 12:19:40,324 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7aa4cd9c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:19:40, skipping insertion in model container [2023-08-30 12:19:40,324 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:39" (2/3) ... [2023-08-30 12:19:40,324 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7aa4cd9c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:19:40, skipping insertion in model container [2023-08-30 12:19:40,324 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:19:40" (3/3) ... [2023-08-30 12:19:40,326 INFO L112 eAbstractionObserver]: Analyzing ICFG mix026_power.opt_tso.opt.i [2023-08-30 12:19:40,333 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:19:40,339 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:19:40,339 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2023-08-30 12:19:40,339 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:19:40,403 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 12:19:40,409 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 12:19:40,415 INFO L158 Benchmark]: Toolchain (without parser) took 1484.58ms. Allocated memory is still 92.3MB. Free memory was 69.3MB in the beginning and 67.6MB in the end (delta: 1.7MB). Peak memory consumption was 35.1MB. Max. memory is 16.1GB. [2023-08-30 12:19:40,416 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 67.1MB. Free memory is still 45.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:19:40,417 INFO L158 Benchmark]: CACSL2BoogieTranslator took 542.76ms. Allocated memory is still 92.3MB. Free memory was 69.1MB in the beginning and 67.0MB in the end (delta: 2.1MB). Peak memory consumption was 24.5MB. Max. memory is 16.1GB. [2023-08-30 12:19:40,418 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.06ms. Allocated memory is still 92.3MB. Free memory was 67.0MB in the beginning and 64.6MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:19:40,418 INFO L158 Benchmark]: Boogie Preprocessor took 37.36ms. Allocated memory is still 92.3MB. Free memory was 64.6MB in the beginning and 62.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:19:40,419 INFO L158 Benchmark]: RCFGBuilder took 762.52ms. Allocated memory is still 92.3MB. Free memory was 62.5MB in the beginning and 51.5MB in the end (delta: 11.0MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. [2023-08-30 12:19:40,420 INFO L158 Benchmark]: TraceAbstraction took 93.68ms. Allocated memory is still 92.3MB. Free memory was 50.6MB in the beginning and 67.6MB in the end (delta: -17.0MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. [2023-08-30 12:19:40,429 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 67.1MB. Free memory is still 45.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 542.76ms. Allocated memory is still 92.3MB. Free memory was 69.1MB in the beginning and 67.0MB in the end (delta: 2.1MB). Peak memory consumption was 24.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.06ms. Allocated memory is still 92.3MB. Free memory was 67.0MB in the beginning and 64.6MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.36ms. Allocated memory is still 92.3MB. Free memory was 64.6MB in the beginning and 62.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 762.52ms. Allocated memory is still 92.3MB. Free memory was 62.5MB in the beginning and 51.5MB in the end (delta: 11.0MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. * TraceAbstraction took 93.68ms. Allocated memory is still 92.3MB. Free memory was 50.6MB in the beginning and 67.6MB in the end (delta: -17.0MB). Peak memory consumption was 14.0MB. 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 12:19:40,450 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/mix026_power.opt_tso.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 98d8aefe0e01e05845b14b6dd9685e093c9c5c7f8cc89a689bcb4822a773c420 --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 12:19:42,321 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:19:42,322 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:19:42,348 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:19:42,349 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:19:42,351 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:19:42,356 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:19:42,358 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:19:42,361 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:19:42,365 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:19:42,365 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:19:42,366 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:19:42,366 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:19:42,367 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:19:42,368 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:19:42,368 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:19:42,369 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:19:42,370 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:19:42,371 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:19:42,372 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:19:42,381 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:19:42,383 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:19:42,384 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:19:42,385 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:19:42,392 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:19:42,396 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:19:42,396 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:19:42,397 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:19:42,398 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:19:42,399 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:19:42,399 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:19:42,400 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:19:42,401 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:19:42,401 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:19:42,402 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:19:42,403 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:19:42,403 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:19:42,404 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:19:42,404 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:19:42,405 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:19:42,405 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:19:42,407 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf [2023-08-30 12:19:42,433 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:19:42,434 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:19:42,434 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:19:42,434 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:19:42,435 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:19:42,435 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:19:42,436 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:19:42,436 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:19:42,436 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:19:42,436 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:19:42,436 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:19:42,437 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:19:42,437 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:19:42,437 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:19:42,437 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:19:42,437 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:19:42,438 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:19:42,438 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 12:19:42,438 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 12:19:42,438 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:19:42,438 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 12:19:42,438 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:19:42,439 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:19:42,439 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:19:42,439 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:19:42,439 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:19:42,439 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:19:42,440 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:19:42,440 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:19:42,440 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:19:42,440 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:19:42,440 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:19:42,441 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 12:19:42,441 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 12:19:42,441 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:19:42,441 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:19:42,441 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:19:42,442 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:19:42,442 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 12:19:42,442 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:19:42,442 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 98d8aefe0e01e05845b14b6dd9685e093c9c5c7f8cc89a689bcb4822a773c420 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:19:42,764 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:19:42,783 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:19:42,786 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:19:42,788 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:19:42,788 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:19:42,790 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix026_power.opt_tso.opt.i [2023-08-30 12:19:43,986 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:19:44,201 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:19:44,202 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix026_power.opt_tso.opt.i [2023-08-30 12:19:44,215 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c6d3fed7b/a7bec05ea0ee439987beee5d14b96f21/FLAG08f686a0e [2023-08-30 12:19:44,225 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c6d3fed7b/a7bec05ea0ee439987beee5d14b96f21 [2023-08-30 12:19:44,227 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:19:44,228 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:19:44,229 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:19:44,229 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:19:44,232 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:19:44,233 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:19:44" (1/1) ... [2023-08-30 12:19:44,234 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20383e3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:44, skipping insertion in model container [2023-08-30 12:19:44,234 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:19:44" (1/1) ... [2023-08-30 12:19:44,239 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:19:44,278 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:19:44,407 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/mix026_power.opt_tso.opt.i[1001,1014] [2023-08-30 12:19:44,611 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:19:44,635 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:19:44,648 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/mix026_power.opt_tso.opt.i[1001,1014] [2023-08-30 12:19:44,720 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:19:44,764 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:19:44,764 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:19:44,770 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:19:44,771 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:44 WrapperNode [2023-08-30 12:19:44,771 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:19:44,772 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:19:44,772 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:19:44,772 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:19:44,778 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:44" (1/1) ... [2023-08-30 12:19:44,812 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:44" (1/1) ... [2023-08-30 12:19:44,847 INFO L138 Inliner]: procedures = 180, calls = 69, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 148 [2023-08-30 12:19:44,848 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:19:44,849 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:19:44,850 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:19:44,850 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:19:44,858 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:44" (1/1) ... [2023-08-30 12:19:44,858 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:44" (1/1) ... [2023-08-30 12:19:44,871 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:44" (1/1) ... [2023-08-30 12:19:44,872 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:44" (1/1) ... [2023-08-30 12:19:44,884 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:44" (1/1) ... [2023-08-30 12:19:44,893 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:44" (1/1) ... [2023-08-30 12:19:44,897 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:44" (1/1) ... [2023-08-30 12:19:44,906 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:44" (1/1) ... [2023-08-30 12:19:44,910 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:19:44,914 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:19:44,915 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:19:44,915 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:19:44,916 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:44" (1/1) ... [2023-08-30 12:19:44,920 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:19:44,931 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:19:44,945 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 12:19:44,964 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 12:19:44,979 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 12:19:44,979 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:19:44,979 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:19:44,979 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:19:44,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 12:19:44,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 12:19:44,980 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 12:19:44,980 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 12:19:44,980 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 12:19:44,980 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 12:19:44,980 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 12:19:44,981 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 12:19:44,981 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-08-30 12:19:44,981 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-08-30 12:19:44,981 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 12:19:44,981 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:19:44,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:19:44,983 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 12:19:45,132 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:19:45,134 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:19:45,547 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:19:45,671 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:19:45,671 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 12:19:45,673 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:19:45 BoogieIcfgContainer [2023-08-30 12:19:45,673 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:19:45,677 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:19:45,677 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:19:45,679 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:19:45,680 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:19:44" (1/3) ... [2023-08-30 12:19:45,680 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32bb46a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:19:45, skipping insertion in model container [2023-08-30 12:19:45,687 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:19:44" (2/3) ... [2023-08-30 12:19:45,687 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32bb46a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:19:45, skipping insertion in model container [2023-08-30 12:19:45,688 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:19:45" (3/3) ... [2023-08-30 12:19:45,690 INFO L112 eAbstractionObserver]: Analyzing ICFG mix026_power.opt_tso.opt.i [2023-08-30 12:19:45,697 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:19:45,706 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:19:45,706 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2023-08-30 12:19:45,707 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:19:45,777 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 12:19:45,782 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 12:19:45,788 INFO L158 Benchmark]: Toolchain (without parser) took 1558.76ms. Allocated memory is still 86.0MB. Free memory was 65.6MB in the beginning and 47.3MB in the end (delta: 18.4MB). Peak memory consumption was 34.5MB. Max. memory is 16.1GB. [2023-08-30 12:19:45,788 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 62.9MB. Free memory is still 41.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:19:45,789 INFO L158 Benchmark]: CACSL2BoogieTranslator took 542.10ms. Allocated memory is still 86.0MB. Free memory was 65.4MB in the beginning and 60.5MB in the end (delta: 4.9MB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB. [2023-08-30 12:19:45,789 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.12ms. Allocated memory is still 86.0MB. Free memory was 60.5MB in the beginning and 57.9MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 12:19:45,790 INFO L158 Benchmark]: Boogie Preprocessor took 64.00ms. Allocated memory is still 86.0MB. Free memory was 57.9MB in the beginning and 55.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:19:45,792 INFO L158 Benchmark]: RCFGBuilder took 759.48ms. Allocated memory is still 86.0MB. Free memory was 55.4MB in the beginning and 35.3MB in the end (delta: 20.2MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. [2023-08-30 12:19:45,792 INFO L158 Benchmark]: TraceAbstraction took 109.81ms. Allocated memory is still 86.0MB. Free memory was 34.4MB in the beginning and 47.3MB in the end (delta: -12.8MB). Peak memory consumption was 5.1MB. Max. memory is 16.1GB. [2023-08-30 12:19:45,799 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 62.9MB. Free memory is still 41.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 542.10ms. Allocated memory is still 86.0MB. Free memory was 65.4MB in the beginning and 60.5MB in the end (delta: 4.9MB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.12ms. Allocated memory is still 86.0MB. Free memory was 60.5MB in the beginning and 57.9MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.00ms. Allocated memory is still 86.0MB. Free memory was 57.9MB in the beginning and 55.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 759.48ms. Allocated memory is still 86.0MB. Free memory was 55.4MB in the beginning and 35.3MB in the end (delta: 20.2MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. * TraceAbstraction took 109.81ms. Allocated memory is still 86.0MB. Free memory was 34.4MB in the beginning and 47.3MB in the end (delta: -12.8MB). Peak memory consumption was 5.1MB. 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 12:19:45,824 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