./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/valid-memsafety.prp --file ../../../trunk/examples/svcomp/pthread-wmm/safe017_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) 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/AutomizerMemDerefMemtrack.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe017_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b046eb92ec2f4af5c767436762d7e86376926c2222092f8f03ea795d781fd943 --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 01:55:27,929 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 01:55:27,932 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 01:55:27,975 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 01:55:27,977 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 01:55:27,980 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 01:55:27,982 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 01:55:27,984 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 01:55:27,988 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 01:55:27,992 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 01:55:27,993 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 01:55:27,995 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 01:55:27,996 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 01:55:27,998 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 01:55:27,999 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 01:55:28,003 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 01:55:28,004 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 01:55:28,005 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 01:55:28,009 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 01:55:28,015 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 01:55:28,017 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 01:55:28,018 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 01:55:28,019 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 01:55:28,021 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 01:55:28,027 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 01:55:28,027 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 01:55:28,028 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 01:55:28,029 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 01:55:28,030 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 01:55:28,031 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 01:55:28,031 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 01:55:28,036 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 01:55:28,038 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 01:55:28,039 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 01:55:28,040 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 01:55:28,040 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 01:55:28,041 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 01:55:28,041 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 01:55:28,041 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 01:55:28,042 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 01:55:28,042 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 01:55:28,044 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-08-30 01:55:28,076 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 01:55:28,076 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 01:55:28,077 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 01:55:28,077 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 01:55:28,078 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 01:55:28,078 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 01:55:28,079 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 01:55:28,079 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 01:55:28,079 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 01:55:28,079 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 01:55:28,080 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 01:55:28,080 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 01:55:28,081 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 01:55:28,081 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 01:55:28,081 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 01:55:28,081 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 01:55:28,081 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 01:55:28,082 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 01:55:28,082 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 01:55:28,082 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 01:55:28,082 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 01:55:28,082 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 01:55:28,083 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 01:55:28,083 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 01:55:28,083 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 01:55:28,083 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:55:28,084 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 01:55:28,084 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 01:55:28,084 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 01:55:28,084 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 01:55:28,084 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 01:55:28,085 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 01:55:28,085 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 01:55:28,085 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 01:55:28,085 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b046eb92ec2f4af5c767436762d7e86376926c2222092f8f03ea795d781fd943 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 01:55:28,377 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 01:55:28,395 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 01:55:28,397 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 01:55:28,398 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 01:55:28,398 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 01:55:28,400 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe017_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2023-08-30 01:55:29,522 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 01:55:29,786 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 01:55:29,789 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe017_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2023-08-30 01:55:29,806 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7971046dd/f2097eba020146ed99d2a808a1258e4d/FLAGc1e206cec [2023-08-30 01:55:29,825 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7971046dd/f2097eba020146ed99d2a808a1258e4d [2023-08-30 01:55:29,827 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 01:55:29,829 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 01:55:29,830 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 01:55:29,830 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 01:55:29,833 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 01:55:29,834 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:55:29" (1/1) ... [2023-08-30 01:55:29,835 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a285939 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:29, skipping insertion in model container [2023-08-30 01:55:29,835 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:55:29" (1/1) ... [2023-08-30 01:55:29,841 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 01:55:29,896 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 01:55:30,075 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/safe017_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i[996,1009] [2023-08-30 01:55:30,290 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:55:30,307 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 01:55:30,320 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/safe017_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i[996,1009] [2023-08-30 01:55:30,377 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:55:30,414 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:55:30,414 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:55:30,420 INFO L208 MainTranslator]: Completed translation [2023-08-30 01:55:30,420 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:30 WrapperNode [2023-08-30 01:55:30,420 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 01:55:30,421 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 01:55:30,422 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 01:55:30,422 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 01:55:30,428 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:30" (1/1) ... [2023-08-30 01:55:30,461 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:30" (1/1) ... [2023-08-30 01:55:30,493 INFO L138 Inliner]: procedures = 176, calls = 52, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 143 [2023-08-30 01:55:30,494 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 01:55:30,494 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 01:55:30,495 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 01:55:30,495 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 01:55:30,504 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:30" (1/1) ... [2023-08-30 01:55:30,505 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:30" (1/1) ... [2023-08-30 01:55:30,521 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:30" (1/1) ... [2023-08-30 01:55:30,522 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:30" (1/1) ... [2023-08-30 01:55:30,528 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:30" (1/1) ... [2023-08-30 01:55:30,540 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:30" (1/1) ... [2023-08-30 01:55:30,542 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:30" (1/1) ... [2023-08-30 01:55:30,547 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:30" (1/1) ... [2023-08-30 01:55:30,550 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 01:55:30,555 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 01:55:30,555 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 01:55:30,555 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 01:55:30,556 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:30" (1/1) ... [2023-08-30 01:55:30,562 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:55:30,573 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 01:55:30,590 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 01:55:30,613 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 01:55:30,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 01:55:30,638 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 01:55:30,638 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 01:55:30,638 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 01:55:30,638 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 01:55:30,639 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 01:55:30,639 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 01:55:30,639 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 01:55:30,639 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 01:55:30,639 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 01:55:30,639 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 01:55:30,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 01:55:30,640 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 01:55:30,640 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 01:55:30,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 01:55:30,641 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 01:55:30,790 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 01:55:30,792 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 01:55:31,163 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 01:55:31,264 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 01:55:31,264 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 01:55:31,266 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:55:31 BoogieIcfgContainer [2023-08-30 01:55:31,266 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 01:55:31,268 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 01:55:31,268 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 01:55:31,271 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 01:55:31,271 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 01:55:29" (1/3) ... [2023-08-30 01:55:31,271 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e7e556f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:55:31, skipping insertion in model container [2023-08-30 01:55:31,271 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:30" (2/3) ... [2023-08-30 01:55:31,272 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e7e556f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:55:31, skipping insertion in model container [2023-08-30 01:55:31,272 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:55:31" (3/3) ... [2023-08-30 01:55:31,273 INFO L112 eAbstractionObserver]: Analyzing ICFG safe017_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2023-08-30 01:55:31,286 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 01:55:31,287 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 9 error locations. [2023-08-30 01:55:31,287 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 01:55:31,327 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 01:55:31,332 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 01:55:31,336 INFO L158 Benchmark]: Toolchain (without parser) took 1507.07ms. Allocated memory is still 75.5MB. Free memory was 41.6MB in the beginning and 32.7MB in the end (delta: 9.0MB). Peak memory consumption was 9.1MB. Max. memory is 16.1GB. [2023-08-30 01:55:31,337 INFO L158 Benchmark]: CDTParser took 0.89ms. Allocated memory is still 56.6MB. Free memory is still 34.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:55:31,337 INFO L158 Benchmark]: CACSL2BoogieTranslator took 590.75ms. Allocated memory is still 75.5MB. Free memory was 41.4MB in the beginning and 37.7MB in the end (delta: 3.7MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. [2023-08-30 01:55:31,338 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.34ms. Allocated memory is still 75.5MB. Free memory was 37.7MB in the beginning and 35.0MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 01:55:31,338 INFO L158 Benchmark]: Boogie Preprocessor took 59.66ms. Allocated memory is still 75.5MB. Free memory was 35.0MB in the beginning and 33.2MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:55:31,339 INFO L158 Benchmark]: RCFGBuilder took 711.53ms. Allocated memory is still 75.5MB. Free memory was 32.9MB in the beginning and 42.8MB in the end (delta: -9.8MB). Peak memory consumption was 5.6MB. Max. memory is 16.1GB. [2023-08-30 01:55:31,339 INFO L158 Benchmark]: TraceAbstraction took 67.24ms. Allocated memory is still 75.5MB. Free memory was 41.9MB in the beginning and 32.7MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-08-30 01:55:31,342 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.89ms. Allocated memory is still 56.6MB. Free memory is still 34.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 590.75ms. Allocated memory is still 75.5MB. Free memory was 41.4MB in the beginning and 37.7MB in the end (delta: 3.7MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.34ms. Allocated memory is still 75.5MB. Free memory was 37.7MB in the beginning and 35.0MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 59.66ms. Allocated memory is still 75.5MB. Free memory was 35.0MB in the beginning and 33.2MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 711.53ms. Allocated memory is still 75.5MB. Free memory was 32.9MB in the beginning and 42.8MB in the end (delta: -9.8MB). Peak memory consumption was 5.6MB. Max. memory is 16.1GB. * TraceAbstraction took 67.24ms. Allocated memory is still 75.5MB. Free memory was 41.9MB in the beginning and 32.7MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. 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 01:55:31,365 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/AutomizerMemDerefMemtrack.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe017_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b046eb92ec2f4af5c767436762d7e86376926c2222092f8f03ea795d781fd943 --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 01:55:33,303 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 01:55:33,306 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 01:55:33,348 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 01:55:33,349 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 01:55:33,352 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 01:55:33,353 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 01:55:33,356 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 01:55:33,358 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 01:55:33,362 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 01:55:33,363 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 01:55:33,366 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 01:55:33,366 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 01:55:33,368 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 01:55:33,369 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 01:55:33,376 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 01:55:33,377 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 01:55:33,379 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 01:55:33,380 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 01:55:33,381 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 01:55:33,393 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 01:55:33,394 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 01:55:33,395 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 01:55:33,396 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 01:55:33,403 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 01:55:33,406 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 01:55:33,406 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 01:55:33,407 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 01:55:33,408 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 01:55:33,409 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 01:55:33,410 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 01:55:33,411 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 01:55:33,412 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 01:55:33,413 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 01:55:33,414 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 01:55:33,414 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 01:55:33,415 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 01:55:33,415 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 01:55:33,415 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 01:55:33,416 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 01:55:33,417 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 01:55:33,418 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-08-30 01:55:33,444 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 01:55:33,444 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 01:55:33,445 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 01:55:33,445 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 01:55:33,446 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 01:55:33,446 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 01:55:33,447 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 01:55:33,447 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 01:55:33,447 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 01:55:33,447 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 01:55:33,448 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 01:55:33,448 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 01:55:33,449 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 01:55:33,449 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 01:55:33,449 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 01:55:33,449 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 01:55:33,449 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 01:55:33,450 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 01:55:33,450 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 01:55:33,450 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 01:55:33,450 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 01:55:33,450 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 01:55:33,450 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 01:55:33,451 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 01:55:33,451 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 01:55:33,451 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 01:55:33,451 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 01:55:33,452 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:55:33,452 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 01:55:33,452 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 01:55:33,452 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 01:55:33,452 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 01:55:33,453 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 01:55:33,453 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 01:55:33,453 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 01:55:33,453 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 01:55:33,453 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 01:55:33,454 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b046eb92ec2f4af5c767436762d7e86376926c2222092f8f03ea795d781fd943 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 01:55:33,770 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 01:55:33,785 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 01:55:33,788 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 01:55:33,789 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 01:55:33,789 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 01:55:33,790 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe017_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2023-08-30 01:55:34,835 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 01:55:35,113 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 01:55:35,113 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe017_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2023-08-30 01:55:35,127 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e445ef69c/8225c5fffb654d618b1cca163c76289d/FLAG1beabbe01 [2023-08-30 01:55:35,141 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e445ef69c/8225c5fffb654d618b1cca163c76289d [2023-08-30 01:55:35,144 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 01:55:35,145 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 01:55:35,146 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 01:55:35,146 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 01:55:35,149 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 01:55:35,150 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:55:35" (1/1) ... [2023-08-30 01:55:35,152 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e4bfbd8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:35, skipping insertion in model container [2023-08-30 01:55:35,152 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:55:35" (1/1) ... [2023-08-30 01:55:35,158 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 01:55:35,223 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 01:55:35,349 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/safe017_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i[996,1009] [2023-08-30 01:55:35,571 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:55:35,583 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 01:55:35,597 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/safe017_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i[996,1009] [2023-08-30 01:55:35,663 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:55:35,718 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:55:35,718 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:55:35,724 INFO L208 MainTranslator]: Completed translation [2023-08-30 01:55:35,724 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:35 WrapperNode [2023-08-30 01:55:35,724 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 01:55:35,726 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 01:55:35,726 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 01:55:35,726 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 01:55:35,732 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:35" (1/1) ... [2023-08-30 01:55:35,766 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:35" (1/1) ... [2023-08-30 01:55:35,808 INFO L138 Inliner]: procedures = 179, calls = 52, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 144 [2023-08-30 01:55:35,809 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 01:55:35,809 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 01:55:35,810 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 01:55:35,810 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 01:55:35,818 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:35" (1/1) ... [2023-08-30 01:55:35,818 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:35" (1/1) ... [2023-08-30 01:55:35,828 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:35" (1/1) ... [2023-08-30 01:55:35,829 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:35" (1/1) ... [2023-08-30 01:55:35,835 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:35" (1/1) ... [2023-08-30 01:55:35,847 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:35" (1/1) ... [2023-08-30 01:55:35,850 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:35" (1/1) ... [2023-08-30 01:55:35,851 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:35" (1/1) ... [2023-08-30 01:55:35,854 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 01:55:35,854 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 01:55:35,854 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 01:55:35,855 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 01:55:35,855 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:35" (1/1) ... [2023-08-30 01:55:35,868 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:55:35,878 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 01:55:35,889 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 01:55:35,893 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 01:55:35,917 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 01:55:35,917 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 01:55:35,917 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 01:55:35,917 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 01:55:35,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 01:55:35,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 01:55:35,918 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 01:55:35,918 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 01:55:35,918 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 01:55:35,918 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 01:55:35,918 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 01:55:35,918 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 01:55:35,918 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 01:55:35,919 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 01:55:35,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 01:55:35,920 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 01:55:36,128 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 01:55:36,130 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 01:55:36,465 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 01:55:36,614 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 01:55:36,614 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 01:55:36,616 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:55:36 BoogieIcfgContainer [2023-08-30 01:55:36,617 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 01:55:36,620 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 01:55:36,621 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 01:55:36,624 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 01:55:36,624 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 01:55:35" (1/3) ... [2023-08-30 01:55:36,625 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@564c363 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:55:36, skipping insertion in model container [2023-08-30 01:55:36,625 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:55:35" (2/3) ... [2023-08-30 01:55:36,626 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@564c363 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:55:36, skipping insertion in model container [2023-08-30 01:55:36,626 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:55:36" (3/3) ... [2023-08-30 01:55:36,629 INFO L112 eAbstractionObserver]: Analyzing ICFG safe017_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2023-08-30 01:55:36,642 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 01:55:36,642 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 9 error locations. [2023-08-30 01:55:36,643 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 01:55:36,697 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 01:55:36,704 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 01:55:36,709 INFO L158 Benchmark]: Toolchain (without parser) took 1563.27ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 54.4MB in the beginning and 53.6MB in the end (delta: 744.8kB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. [2023-08-30 01:55:36,710 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 58.7MB. Free memory is still 36.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:55:36,710 INFO L158 Benchmark]: CACSL2BoogieTranslator took 578.65ms. Allocated memory is still 77.6MB. Free memory was 54.1MB in the beginning and 50.2MB in the end (delta: 3.9MB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. [2023-08-30 01:55:36,711 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.16ms. Allocated memory is still 77.6MB. Free memory was 50.2MB in the beginning and 47.5MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:55:36,712 INFO L158 Benchmark]: Boogie Preprocessor took 44.33ms. Allocated memory is still 77.6MB. Free memory was 47.5MB in the beginning and 45.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:55:36,713 INFO L158 Benchmark]: RCFGBuilder took 762.50ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 45.4MB in the beginning and 66.2MB in the end (delta: -20.8MB). Peak memory consumption was 20.3MB. Max. memory is 16.1GB. [2023-08-30 01:55:36,713 INFO L158 Benchmark]: TraceAbstraction took 87.33ms. Allocated memory is still 94.4MB. Free memory was 66.0MB in the beginning and 53.6MB in the end (delta: 12.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-30 01:55:36,722 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 58.7MB. Free memory is still 36.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 578.65ms. Allocated memory is still 77.6MB. Free memory was 54.1MB in the beginning and 50.2MB in the end (delta: 3.9MB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.16ms. Allocated memory is still 77.6MB. Free memory was 50.2MB in the beginning and 47.5MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.33ms. Allocated memory is still 77.6MB. Free memory was 47.5MB in the beginning and 45.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 762.50ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 45.4MB in the beginning and 66.2MB in the end (delta: -20.8MB). Peak memory consumption was 20.3MB. Max. memory is 16.1GB. * TraceAbstraction took 87.33ms. Allocated memory is still 94.4MB. Free memory was 66.0MB in the beginning and 53.6MB in the end (delta: 12.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 01:55:36,740 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 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