./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/safe027_power.oepc.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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.oepc.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-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 ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a9d301fd24d7dbc3684a100e80ac453023513d8631f488025251adcc1a8646b5 --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 22:26:49,974 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:26:49,976 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:26:49,998 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:26:50,001 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:26:50,004 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:26:50,005 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:26:50,007 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:26:50,009 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:26:50,012 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:26:50,013 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:26:50,016 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:26:50,016 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:26:50,018 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:26:50,019 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:26:50,022 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:26:50,023 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:26:50,024 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:26:50,026 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:26:50,027 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:26:50,028 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:26:50,029 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:26:50,029 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:26:50,030 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:26:50,036 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:26:50,037 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:26:50,037 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:26:50,038 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:26:50,039 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:26:50,040 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:26:50,040 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:26:50,041 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:26:50,042 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:26:50,042 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:26:50,043 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:26:50,044 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:26:50,044 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:26:50,044 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:26:50,045 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:26:50,045 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:26:50,046 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:26:50,047 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-08-30 22:26:50,077 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:26:50,077 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:26:50,078 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:26:50,078 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:26:50,079 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:26:50,079 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:26:50,079 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:26:50,080 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:26:50,080 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:26:50,080 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:26:50,081 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:26:50,081 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 22:26:50,081 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:26:50,081 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:26:50,081 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:26:50,081 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:26:50,081 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:26:50,081 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:26:50,082 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:26:50,082 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:26:50,082 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:26:50,082 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:26:50,082 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:26:50,082 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:26:50,082 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:26:50,083 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:26:50,083 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:26:50,083 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:26:50,083 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 22:26:50,083 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 22:26:50,083 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:26:50,083 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:26:50,084 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:26:50,084 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:26:50,084 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:26:50,084 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a9d301fd24d7dbc3684a100e80ac453023513d8631f488025251adcc1a8646b5 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:26:50,324 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:26:50,341 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:26:50,343 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:26:50,344 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:26:50,344 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:26:50,345 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe027_power.oepc.i [2023-08-30 22:26:51,316 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:26:51,577 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:26:51,578 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe027_power.oepc.i [2023-08-30 22:26:51,586 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1db51852/b0586f8f4fef4dfca0386fb156d81574/FLAGd304c961d [2023-08-30 22:26:51,597 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1db51852/b0586f8f4fef4dfca0386fb156d81574 [2023-08-30 22:26:51,599 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:26:51,600 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:26:51,601 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:26:51,601 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:26:51,617 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:26:51,618 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:26:51" (1/1) ... [2023-08-30 22:26:51,618 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@635bffda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:51, skipping insertion in model container [2023-08-30 22:26:51,618 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:26:51" (1/1) ... [2023-08-30 22:26:51,624 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:26:51,659 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:26:51,744 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe027_power.oepc.i[995,1008] [2023-08-30 22:26:51,887 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:26:51,896 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:26:51,907 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.oepc.i[995,1008] [2023-08-30 22:26:51,971 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:26:51,995 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:26:51,995 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:26:51,999 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:26:52,000 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:52 WrapperNode [2023-08-30 22:26:52,000 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:26:52,001 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:26:52,001 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:26:52,001 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:26:52,005 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:52" (1/1) ... [2023-08-30 22:26:52,036 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:52" (1/1) ... [2023-08-30 22:26:52,056 INFO L138 Inliner]: procedures = 177, calls = 84, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 153 [2023-08-30 22:26:52,058 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:26:52,058 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:26:52,059 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:26:52,059 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:26:52,064 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:52" (1/1) ... [2023-08-30 22:26:52,065 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:52" (1/1) ... [2023-08-30 22:26:52,075 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:52" (1/1) ... [2023-08-30 22:26:52,076 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:52" (1/1) ... [2023-08-30 22:26:52,087 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:52" (1/1) ... [2023-08-30 22:26:52,097 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:52" (1/1) ... [2023-08-30 22:26:52,099 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:52" (1/1) ... [2023-08-30 22:26:52,103 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:52" (1/1) ... [2023-08-30 22:26:52,105 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:26:52,109 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:26:52,109 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:26:52,109 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:26:52,110 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:52" (1/1) ... [2023-08-30 22:26:52,114 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:26:52,121 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:26:52,130 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 22:26:52,148 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 22:26:52,156 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-30 22:26:52,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 22:26:52,157 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 22:26:52,157 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:26:52,158 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:26:52,158 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:26:52,158 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 22:26:52,158 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 22:26:52,158 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 22:26:52,158 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 22:26:52,158 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 22:26:52,159 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 22:26:52,159 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-08-30 22:26:52,159 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-08-30 22:26:52,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 22:26:52,159 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 22:26:52,159 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:26:52,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:26:52,160 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 22:26:52,310 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:26:52,324 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:26:52,713 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:26:52,949 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:26:52,949 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 22:26:52,951 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:26:52 BoogieIcfgContainer [2023-08-30 22:26:52,951 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:26:52,953 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:26:52,953 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:26:52,955 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:26:52,956 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:26:51" (1/3) ... [2023-08-30 22:26:52,956 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43d36ad2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:26:52, skipping insertion in model container [2023-08-30 22:26:52,956 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:52" (2/3) ... [2023-08-30 22:26:52,957 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43d36ad2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:26:52, skipping insertion in model container [2023-08-30 22:26:52,957 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:26:52" (3/3) ... [2023-08-30 22:26:52,958 INFO L112 eAbstractionObserver]: Analyzing ICFG safe027_power.oepc.i [2023-08-30 22:26:52,964 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:26:52,971 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:26:52,972 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-08-30 22:26:52,972 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:26:53,045 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 22:26:53,050 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 22:26:53,055 INFO L158 Benchmark]: Toolchain (without parser) took 1455.08ms. Allocated memory was 58.7MB in the beginning and 96.5MB in the end (delta: 37.7MB). Free memory was 35.0MB in the beginning and 51.4MB in the end (delta: -16.4MB). Peak memory consumption was 25.8MB. Max. memory is 16.1GB. [2023-08-30 22:26:53,056 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 48.2MB. Free memory was 26.6MB in the beginning and 26.6MB in the end (delta: 1.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:26:53,056 INFO L158 Benchmark]: CACSL2BoogieTranslator took 399.54ms. Allocated memory is still 58.7MB. Free memory was 34.7MB in the beginning and 24.9MB in the end (delta: 9.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-08-30 22:26:53,057 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.37ms. Allocated memory was 58.7MB in the beginning and 73.4MB in the end (delta: 14.7MB). Free memory was 24.7MB in the beginning and 50.7MB in the end (delta: -25.9MB). Peak memory consumption was 5.2MB. Max. memory is 16.1GB. [2023-08-30 22:26:53,057 INFO L158 Benchmark]: Boogie Preprocessor took 49.80ms. Allocated memory is still 73.4MB. Free memory was 50.4MB in the beginning and 48.0MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:26:53,058 INFO L158 Benchmark]: RCFGBuilder took 842.31ms. Allocated memory was 73.4MB in the beginning and 96.5MB in the end (delta: 23.1MB). Free memory was 48.0MB in the beginning and 65.5MB in the end (delta: -17.5MB). Peak memory consumption was 22.5MB. Max. memory is 16.1GB. [2023-08-30 22:26:53,059 INFO L158 Benchmark]: TraceAbstraction took 101.01ms. Allocated memory is still 96.5MB. Free memory was 65.0MB in the beginning and 51.4MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-30 22:26:53,065 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 48.2MB. Free memory was 26.6MB in the beginning and 26.6MB in the end (delta: 1.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 399.54ms. Allocated memory is still 58.7MB. Free memory was 34.7MB in the beginning and 24.9MB in the end (delta: 9.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.37ms. Allocated memory was 58.7MB in the beginning and 73.4MB in the end (delta: 14.7MB). Free memory was 24.7MB in the beginning and 50.7MB in the end (delta: -25.9MB). Peak memory consumption was 5.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.80ms. Allocated memory is still 73.4MB. Free memory was 50.4MB in the beginning and 48.0MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 842.31ms. Allocated memory was 73.4MB in the beginning and 96.5MB in the end (delta: 23.1MB). Free memory was 48.0MB in the beginning and 65.5MB in the end (delta: -17.5MB). Peak memory consumption was 22.5MB. Max. memory is 16.1GB. * TraceAbstraction took 101.01ms. Allocated memory is still 96.5MB. Free memory was 65.0MB in the beginning and 51.4MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 22:26:53,086 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/safe027_power.oepc.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-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 ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a9d301fd24d7dbc3684a100e80ac453023513d8631f488025251adcc1a8646b5 --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 22:26:54,755 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:26:54,757 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:26:54,795 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:26:54,796 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:26:54,798 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:26:54,800 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:26:54,802 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:26:54,803 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:26:54,807 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:26:54,808 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:26:54,809 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:26:54,810 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:26:54,811 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:26:54,812 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:26:54,816 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:26:54,816 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:26:54,817 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:26:54,818 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:26:54,820 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:26:54,821 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:26:54,822 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:26:54,823 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:26:54,823 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:26:54,828 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:26:54,829 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:26:54,829 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:26:54,830 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:26:54,831 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:26:54,831 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:26:54,832 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:26:54,835 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:26:54,836 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:26:54,837 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:26:54,837 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:26:54,838 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:26:54,838 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:26:54,838 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:26:54,839 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:26:54,839 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:26:54,840 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:26:54,840 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-08-30 22:26:54,853 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:26:54,853 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:26:54,854 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:26:54,854 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:26:54,855 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:26:54,855 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:26:54,855 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:26:54,856 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:26:54,856 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:26:54,856 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:26:54,856 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:26:54,857 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:26:54,857 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:26:54,857 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:26:54,857 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:26:54,857 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:26:54,857 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 22:26:54,857 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 22:26:54,857 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 22:26:54,858 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:26:54,858 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:26:54,858 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:26:54,858 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:26:54,858 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:26:54,858 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:26:54,858 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:26:54,859 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:26:54,859 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:26:54,859 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:26:54,859 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:26:54,859 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 22:26:54,859 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 22:26:54,859 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:26:54,860 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:26:54,860 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:26:54,860 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:26:54,860 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 22:26:54,860 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:26:54,860 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a9d301fd24d7dbc3684a100e80ac453023513d8631f488025251adcc1a8646b5 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:26:55,076 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:26:55,107 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:26:55,109 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:26:55,110 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:26:55,110 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:26:55,111 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe027_power.oepc.i [2023-08-30 22:26:56,086 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:26:56,293 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:26:56,293 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe027_power.oepc.i [2023-08-30 22:26:56,303 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f5587a252/6217caf5ac9f4ae2a4b98a968efac14f/FLAGe36fb39d1 [2023-08-30 22:26:56,314 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f5587a252/6217caf5ac9f4ae2a4b98a968efac14f [2023-08-30 22:26:56,315 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:26:56,316 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:26:56,317 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:26:56,317 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:26:56,319 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:26:56,320 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:26:56" (1/1) ... [2023-08-30 22:26:56,320 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ae6a098 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:56, skipping insertion in model container [2023-08-30 22:26:56,320 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:26:56" (1/1) ... [2023-08-30 22:26:56,325 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:26:56,360 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:26:56,452 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.oepc.i[995,1008] [2023-08-30 22:26:56,554 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:26:56,564 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:26:56,571 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.oepc.i[995,1008] [2023-08-30 22:26:56,606 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:26:56,625 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:26:56,625 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:26:56,629 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:26:56,630 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:56 WrapperNode [2023-08-30 22:26:56,630 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:26:56,631 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:26:56,631 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:26:56,631 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:26:56,635 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:56" (1/1) ... [2023-08-30 22:26:56,647 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:56" (1/1) ... [2023-08-30 22:26:56,660 INFO L138 Inliner]: procedures = 181, calls = 84, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 154 [2023-08-30 22:26:56,661 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:26:56,661 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:26:56,661 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:26:56,661 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:26:56,676 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:56" (1/1) ... [2023-08-30 22:26:56,678 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:56" (1/1) ... [2023-08-30 22:26:56,682 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:56" (1/1) ... [2023-08-30 22:26:56,685 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:56" (1/1) ... [2023-08-30 22:26:56,693 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:56" (1/1) ... [2023-08-30 22:26:56,704 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:56" (1/1) ... [2023-08-30 22:26:56,707 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:56" (1/1) ... [2023-08-30 22:26:56,715 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:56" (1/1) ... [2023-08-30 22:26:56,718 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:26:56,721 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:26:56,721 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:26:56,721 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:26:56,721 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:56" (1/1) ... [2023-08-30 22:26:56,725 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:26:56,733 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:26:56,741 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 22:26:56,755 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 22:26:56,780 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 22:26:56,781 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 22:26:56,781 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:26:56,781 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:26:56,781 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:26:56,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 22:26:56,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 22:26:56,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-08-30 22:26:56,782 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 22:26:56,782 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 22:26:56,782 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 22:26:56,782 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 22:26:56,783 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 22:26:56,783 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 22:26:56,783 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-08-30 22:26:56,783 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-08-30 22:26:56,783 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 22:26:56,783 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:26:56,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:26:56,784 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 22:26:56,967 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:26:56,969 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:26:57,380 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:26:57,622 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:26:57,622 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 22:26:57,626 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:26:57 BoogieIcfgContainer [2023-08-30 22:26:57,627 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:26:57,628 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:26:57,628 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:26:57,630 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:26:57,630 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:26:56" (1/3) ... [2023-08-30 22:26:57,631 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@245e93ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:26:57, skipping insertion in model container [2023-08-30 22:26:57,631 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:56" (2/3) ... [2023-08-30 22:26:57,632 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@245e93ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:26:57, skipping insertion in model container [2023-08-30 22:26:57,633 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:26:57" (3/3) ... [2023-08-30 22:26:57,634 INFO L112 eAbstractionObserver]: Analyzing ICFG safe027_power.oepc.i [2023-08-30 22:26:57,639 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:26:57,645 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:26:57,645 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-08-30 22:26:57,645 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:26:57,714 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 22:26:57,719 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 22:26:57,723 INFO L158 Benchmark]: Toolchain (without parser) took 1406.28ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 58.0MB in the beginning and 49.4MB in the end (delta: 8.6MB). Peak memory consumption was 28.6MB. Max. memory is 16.1GB. [2023-08-30 22:26:57,723 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 65.0MB. Free memory is still 43.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:26:57,723 INFO L158 Benchmark]: CACSL2BoogieTranslator took 313.26ms. Allocated memory is still 81.8MB. Free memory was 57.7MB in the beginning and 53.5MB in the end (delta: 4.2MB). Peak memory consumption was 26.8MB. Max. memory is 16.1GB. [2023-08-30 22:26:57,724 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.01ms. Allocated memory is still 81.8MB. Free memory was 53.5MB in the beginning and 50.8MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:26:57,725 INFO L158 Benchmark]: Boogie Preprocessor took 59.32ms. Allocated memory is still 81.8MB. Free memory was 50.8MB in the beginning and 48.1MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 22:26:57,726 INFO L158 Benchmark]: RCFGBuilder took 905.96ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 47.8MB in the beginning and 68.3MB in the end (delta: -20.5MB). Peak memory consumption was 28.2MB. Max. memory is 16.1GB. [2023-08-30 22:26:57,726 INFO L158 Benchmark]: TraceAbstraction took 93.53ms. Allocated memory is still 98.6MB. Free memory was 67.6MB in the beginning and 49.4MB in the end (delta: 18.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-08-30 22:26:57,731 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 65.0MB. Free memory is still 43.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 313.26ms. Allocated memory is still 81.8MB. Free memory was 57.7MB in the beginning and 53.5MB in the end (delta: 4.2MB). Peak memory consumption was 26.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.01ms. Allocated memory is still 81.8MB. Free memory was 53.5MB in the beginning and 50.8MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 59.32ms. Allocated memory is still 81.8MB. Free memory was 50.8MB in the beginning and 48.1MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 905.96ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 47.8MB in the beginning and 68.3MB in the end (delta: -20.5MB). Peak memory consumption was 28.2MB. Max. memory is 16.1GB. * TraceAbstraction took 93.53ms. Allocated memory is still 98.6MB. Free memory was 67.6MB in the beginning and 49.4MB in the end (delta: 18.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 22:26:57,749 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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