./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-overflow.prp --file ../../../trunk/examples/svcomp/pthread-wmm/safe027_power.opt.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for 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/safe027_power.opt.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3edc5a2d9ce2881b3565fd36253c94b9cf356a0dafd043fa3f9d27823541c09b --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-30 12:24:23,850 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:24:23,852 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:24:23,877 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:24:23,878 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:24:23,879 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:24:23,880 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:24:23,882 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:24:23,883 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:24:23,884 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:24:23,885 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:24:23,886 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:24:23,886 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:24:23,887 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:24:23,889 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:24:23,891 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:24:23,892 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:24:23,895 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:24:23,897 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:24:23,904 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:24:23,906 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:24:23,909 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:24:23,913 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:24:23,916 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:24:23,919 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:24:23,925 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:24:23,925 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:24:23,926 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:24:23,927 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:24:23,928 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:24:23,928 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:24:23,932 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:24:23,932 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:24:23,933 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:24:23,934 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:24:23,935 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:24:23,935 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:24:23,936 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:24:23,937 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:24:23,937 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:24:23,938 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:24:23,939 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-08-30 12:24:23,967 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:24:23,967 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:24:23,969 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:24:23,969 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:24:23,970 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:24:23,970 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:24:23,970 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:24:23,971 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:24:23,971 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:24:23,971 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:24:23,972 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:24:23,972 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:24:23,972 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 12:24:23,973 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:24:23,973 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:24:23,973 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:24:23,973 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:24:23,973 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:24:23,974 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:24:23,974 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:24:23,974 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:24:23,974 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:24:23,974 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:24:23,975 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:24:23,975 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:24:23,975 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:24:23,975 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:24:23,976 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:24:23,976 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:24:23,976 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:24:23,976 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 12:24:23,977 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 12:24:23,977 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:24:23,977 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:24:23,977 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:24:23,977 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:24:23,978 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:24:23,978 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3edc5a2d9ce2881b3565fd36253c94b9cf356a0dafd043fa3f9d27823541c09b Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:24:24,324 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:24:24,344 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:24:24,347 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:24:24,349 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:24:24,349 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:24:24,351 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe027_power.opt.i [2023-08-30 12:24:25,495 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:24:25,818 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:24:25,821 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe027_power.opt.i [2023-08-30 12:24:25,840 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2ebe0047/960a62ef111a4971aa8c6c63e613f071/FLAG9ad2dd138 [2023-08-30 12:24:25,857 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2ebe0047/960a62ef111a4971aa8c6c63e613f071 [2023-08-30 12:24:25,859 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:24:25,861 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:24:25,863 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:24:25,863 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:24:25,866 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:24:25,867 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:24:25" (1/1) ... [2023-08-30 12:24:25,869 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ada6bfe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:25, skipping insertion in model container [2023-08-30 12:24:25,870 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:24:25" (1/1) ... [2023-08-30 12:24:25,875 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:24:25,931 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:24:26,096 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe027_power.opt.i[994,1007] [2023-08-30 12:24:26,348 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:24:26,362 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:24:26,371 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe027_power.opt.i[994,1007] [2023-08-30 12:24:26,422 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:24:26,451 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:24:26,451 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:24:26,457 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:24:26,458 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:26 WrapperNode [2023-08-30 12:24:26,458 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:24:26,459 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:24:26,459 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:24:26,459 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:24:26,465 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:26" (1/1) ... [2023-08-30 12:24:26,482 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:26" (1/1) ... [2023-08-30 12:24:26,510 INFO L138 Inliner]: procedures = 177, calls = 88, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 197 [2023-08-30 12:24:26,515 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:24:26,516 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:24:26,516 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:24:26,516 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:24:26,522 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:26" (1/1) ... [2023-08-30 12:24:26,522 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:26" (1/1) ... [2023-08-30 12:24:26,527 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:26" (1/1) ... [2023-08-30 12:24:26,527 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:26" (1/1) ... [2023-08-30 12:24:26,537 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:26" (1/1) ... [2023-08-30 12:24:26,540 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:26" (1/1) ... [2023-08-30 12:24:26,543 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:26" (1/1) ... [2023-08-30 12:24:26,545 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:26" (1/1) ... [2023-08-30 12:24:26,550 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:24:26,551 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:24:26,551 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:24:26,552 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:24:26,552 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:26" (1/1) ... [2023-08-30 12:24:26,570 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:24:26,580 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:24:26,608 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 12:24:26,630 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 12:24:26,643 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-30 12:24:26,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 12:24:26,643 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 12:24:26,643 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:24:26,643 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:24:26,643 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:24:26,644 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 12:24:26,644 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 12:24:26,644 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 12:24:26,644 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 12:24:26,645 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 12:24:26,645 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 12:24:26,645 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-08-30 12:24:26,645 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-08-30 12:24:26,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 12:24:26,645 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 12:24:26,645 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:24:26,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:24:26,647 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 12:24:26,825 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:24:26,835 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:24:27,401 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:24:27,726 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:24:27,726 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 12:24:27,728 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:24:27 BoogieIcfgContainer [2023-08-30 12:24:27,728 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:24:27,730 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:24:27,731 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:24:27,733 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:24:27,733 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:24:25" (1/3) ... [2023-08-30 12:24:27,734 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37b3d44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:24:27, skipping insertion in model container [2023-08-30 12:24:27,734 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:26" (2/3) ... [2023-08-30 12:24:27,735 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37b3d44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:24:27, skipping insertion in model container [2023-08-30 12:24:27,735 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:24:27" (3/3) ... [2023-08-30 12:24:27,736 INFO L112 eAbstractionObserver]: Analyzing ICFG safe027_power.opt.i [2023-08-30 12:24:27,744 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:24:27,752 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:24:27,752 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2023-08-30 12:24:27,753 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:24:27,839 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 12:24:27,844 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 12:24:27,850 INFO L158 Benchmark]: Toolchain (without parser) took 1988.01ms. Allocated memory was 73.4MB in the beginning and 88.1MB in the end (delta: 14.7MB). Free memory was 49.5MB in the beginning and 32.1MB in the end (delta: 17.3MB). Peak memory consumption was 34.9MB. Max. memory is 16.1GB. [2023-08-30 12:24:27,851 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 56.6MB. Free memory is still 34.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:24:27,852 INFO L158 Benchmark]: CACSL2BoogieTranslator took 595.17ms. Allocated memory is still 73.4MB. Free memory was 49.1MB in the beginning and 43.5MB in the end (delta: 5.6MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. [2023-08-30 12:24:27,852 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.59ms. Allocated memory is still 73.4MB. Free memory was 43.5MB in the beginning and 40.5MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:24:27,853 INFO L158 Benchmark]: Boogie Preprocessor took 34.74ms. Allocated memory is still 73.4MB. Free memory was 40.5MB in the beginning and 38.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:24:27,854 INFO L158 Benchmark]: RCFGBuilder took 1176.83ms. Allocated memory was 73.4MB in the beginning and 88.1MB in the end (delta: 14.7MB). Free memory was 38.0MB in the beginning and 49.5MB in the end (delta: -11.5MB). Peak memory consumption was 24.3MB. Max. memory is 16.1GB. [2023-08-30 12:24:27,854 INFO L158 Benchmark]: TraceAbstraction took 117.99ms. Allocated memory is still 88.1MB. Free memory was 48.3MB in the beginning and 32.1MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-08-30 12:24:27,862 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 56.6MB. Free memory is still 34.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 595.17ms. Allocated memory is still 73.4MB. Free memory was 49.1MB in the beginning and 43.5MB in the end (delta: 5.6MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.59ms. Allocated memory is still 73.4MB. Free memory was 43.5MB in the beginning and 40.5MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.74ms. Allocated memory is still 73.4MB. Free memory was 40.5MB in the beginning and 38.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1176.83ms. Allocated memory was 73.4MB in the beginning and 88.1MB in the end (delta: 14.7MB). Free memory was 38.0MB in the beginning and 49.5MB in the end (delta: -11.5MB). Peak memory consumption was 24.3MB. Max. memory is 16.1GB. * TraceAbstraction took 117.99ms. Allocated memory is still 88.1MB. Free memory was 48.3MB in the beginning and 32.1MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 12:24:27,887 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe027_power.opt.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3edc5a2d9ce2881b3565fd36253c94b9cf356a0dafd043fa3f9d27823541c09b --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-30 12:24:29,748 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:24:29,750 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:24:29,794 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:24:29,794 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:24:29,797 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:24:29,799 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:24:29,802 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:24:29,804 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:24:29,808 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:24:29,809 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:24:29,811 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:24:29,811 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:24:29,813 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:24:29,814 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:24:29,819 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:24:29,820 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:24:29,821 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:24:29,822 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:24:29,827 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:24:29,828 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:24:29,836 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:24:29,837 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:24:29,838 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:24:29,844 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:24:29,845 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:24:29,845 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:24:29,847 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:24:29,847 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:24:29,848 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:24:29,848 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:24:29,850 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:24:29,851 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:24:29,852 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:24:29,853 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:24:29,853 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:24:29,853 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:24:29,854 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:24:29,854 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:24:29,855 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:24:29,855 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:24:29,857 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf [2023-08-30 12:24:29,889 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:24:29,890 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:24:29,891 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:24:29,891 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:24:29,892 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:24:29,892 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:24:29,892 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:24:29,893 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:24:29,893 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:24:29,893 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:24:29,894 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:24:29,894 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:24:29,894 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:24:29,894 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:24:29,895 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:24:29,895 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:24:29,895 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:24:29,895 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 12:24:29,895 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 12:24:29,895 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:24:29,896 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 12:24:29,896 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:24:29,896 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:24:29,896 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:24:29,896 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:24:29,897 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:24:29,897 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:24:29,897 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:24:29,897 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:24:29,897 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:24:29,898 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:24:29,898 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:24:29,898 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 12:24:29,898 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 12:24:29,899 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:24:29,899 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:24:29,899 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:24:29,899 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:24:29,899 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 12:24:29,899 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:24:29,900 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3edc5a2d9ce2881b3565fd36253c94b9cf356a0dafd043fa3f9d27823541c09b Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:24:30,187 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:24:30,214 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:24:30,217 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:24:30,218 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:24:30,218 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:24:30,220 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe027_power.opt.i [2023-08-30 12:24:31,396 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:24:31,703 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:24:31,703 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe027_power.opt.i [2023-08-30 12:24:31,731 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b67b993e0/0223f78378ed4b06969753cb764de4fc/FLAGbccc5991e [2023-08-30 12:24:31,754 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b67b993e0/0223f78378ed4b06969753cb764de4fc [2023-08-30 12:24:31,756 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:24:31,757 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:24:31,760 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:24:31,760 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:24:31,763 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:24:31,764 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:24:31" (1/1) ... [2023-08-30 12:24:31,765 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c6f4c35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:31, skipping insertion in model container [2023-08-30 12:24:31,765 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:24:31" (1/1) ... [2023-08-30 12:24:31,771 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:24:31,828 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:24:31,994 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe027_power.opt.i[994,1007] [2023-08-30 12:24:32,205 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:24:32,237 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:24:32,268 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe027_power.opt.i[994,1007] [2023-08-30 12:24:32,340 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:24:32,370 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:24:32,370 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:24:32,376 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:24:32,376 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:32 WrapperNode [2023-08-30 12:24:32,376 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:24:32,377 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:24:32,377 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:24:32,378 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:24:32,383 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:32" (1/1) ... [2023-08-30 12:24:32,415 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:32" (1/1) ... [2023-08-30 12:24:32,440 INFO L138 Inliner]: procedures = 181, calls = 88, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 198 [2023-08-30 12:24:32,442 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:24:32,443 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:24:32,443 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:24:32,443 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:24:32,449 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:32" (1/1) ... [2023-08-30 12:24:32,449 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:32" (1/1) ... [2023-08-30 12:24:32,454 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:32" (1/1) ... [2023-08-30 12:24:32,455 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:32" (1/1) ... [2023-08-30 12:24:32,474 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:32" (1/1) ... [2023-08-30 12:24:32,485 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:32" (1/1) ... [2023-08-30 12:24:32,493 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:32" (1/1) ... [2023-08-30 12:24:32,496 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:32" (1/1) ... [2023-08-30 12:24:32,501 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:24:32,502 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:24:32,502 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:24:32,502 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:24:32,503 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:32" (1/1) ... [2023-08-30 12:24:32,516 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:24:32,527 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:24:32,550 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 12:24:32,574 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 12:24:32,588 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 12:24:32,588 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 12:24:32,589 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:24:32,589 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:24:32,589 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:24:32,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 12:24:32,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 12:24:32,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-08-30 12:24:32,589 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 12:24:32,590 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 12:24:32,590 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 12:24:32,590 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 12:24:32,590 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 12:24:32,590 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 12:24:32,590 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-08-30 12:24:32,591 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-08-30 12:24:32,591 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 12:24:32,591 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:24:32,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:24:32,607 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 12:24:32,750 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:24:32,752 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:24:33,328 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:24:33,683 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:24:33,683 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 12:24:33,685 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:24:33 BoogieIcfgContainer [2023-08-30 12:24:33,685 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:24:33,688 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:24:33,688 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:24:33,691 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:24:33,691 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:24:31" (1/3) ... [2023-08-30 12:24:33,693 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@398a93ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:24:33, skipping insertion in model container [2023-08-30 12:24:33,694 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:32" (2/3) ... [2023-08-30 12:24:33,694 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@398a93ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:24:33, skipping insertion in model container [2023-08-30 12:24:33,694 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:24:33" (3/3) ... [2023-08-30 12:24:33,695 INFO L112 eAbstractionObserver]: Analyzing ICFG safe027_power.opt.i [2023-08-30 12:24:33,704 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:24:33,712 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:24:33,712 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2023-08-30 12:24:33,712 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:24:33,804 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 12:24:33,810 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 12:24:33,816 INFO L158 Benchmark]: Toolchain (without parser) took 2057.60ms. Allocated memory was 69.2MB in the beginning and 94.4MB in the end (delta: 25.2MB). Free memory was 45.7MB in the beginning and 46.2MB in the end (delta: -484.7kB). Peak memory consumption was 26.8MB. Max. memory is 16.1GB. [2023-08-30 12:24:33,816 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 56.6MB. Free memory was 34.5MB in the beginning and 34.4MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:24:33,817 INFO L158 Benchmark]: CACSL2BoogieTranslator took 616.99ms. Allocated memory is still 69.2MB. Free memory was 45.5MB in the beginning and 37.5MB in the end (delta: 8.0MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. [2023-08-30 12:24:33,818 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.08ms. Allocated memory is still 69.2MB. Free memory was 37.2MB in the beginning and 34.6MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:24:33,819 INFO L158 Benchmark]: Boogie Preprocessor took 58.24ms. Allocated memory is still 69.2MB. Free memory was 34.6MB in the beginning and 31.4MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 12:24:33,820 INFO L158 Benchmark]: RCFGBuilder took 1183.63ms. Allocated memory was 69.2MB in the beginning and 94.4MB in the end (delta: 25.2MB). Free memory was 31.4MB in the beginning and 67.2MB in the end (delta: -35.8MB). Peak memory consumption was 26.3MB. Max. memory is 16.1GB. [2023-08-30 12:24:33,821 INFO L158 Benchmark]: TraceAbstraction took 126.40ms. Allocated memory is still 94.4MB. Free memory was 66.5MB in the beginning and 46.2MB in the end (delta: 20.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-08-30 12:24:33,828 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 56.6MB. Free memory was 34.5MB in the beginning and 34.4MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 616.99ms. Allocated memory is still 69.2MB. Free memory was 45.5MB in the beginning and 37.5MB in the end (delta: 8.0MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.08ms. Allocated memory is still 69.2MB. Free memory was 37.2MB in the beginning and 34.6MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.24ms. Allocated memory is still 69.2MB. Free memory was 34.6MB in the beginning and 31.4MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1183.63ms. Allocated memory was 69.2MB in the beginning and 94.4MB in the end (delta: 25.2MB). Free memory was 31.4MB in the beginning and 67.2MB in the end (delta: -35.8MB). Peak memory consumption was 26.3MB. Max. memory is 16.1GB. * TraceAbstraction took 126.40ms. Allocated memory is still 94.4MB. Free memory was 66.5MB in the beginning and 46.2MB in the end (delta: 20.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 12:24:33,855 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